Tweet
Tweet

Slide 1

Slide 1 text

BETTER BY PROXY Tim Kadlec | @tkadlec

Slide 2

Slide 2 text

No content

Slide 3

Slide 3 text

No content

Slide 4

Slide 4 text

No content

Slide 5

Slide 5 text

No content

Slide 6

Slide 6 text

“Opera Mini is a s&%##* browser…

Slide 7

Slide 7 text

“Proxy browsers are s&%##* browsers…

Slide 8

Slide 8 text

USER CAPABILITY

Slide 9

Slide 9 text

INCENTIVE

Slide 10

Slide 10 text

IRAN 3G CONNECTIONS ARE “…AGAINST HUMAN AND MORAL STANDARDS.” http://bit.ly/1pKV0gH

Slide 11

Slide 11 text

AFFORDABILITY

Slide 12

Slide 12 text

“…as bandwidth grows, and as processing power grows, and as browsers get better we just keep filling everything up. ” Jeff Veen

Slide 13

Slide 13 text

2069KB

Slide 14

Slide 14 text

45% in two years

Slide 15

Slide 15 text

No content

Slide 16

Slide 16 text

No content

Slide 17

Slide 17 text

INFRASTRUCTURE

Slide 18

Slide 18 text

0 3000 6000 9000 12000 Pakistan Iran India Indonesia Azerbaijan South Africa China Armenia Belarus Bosnia Macedonia Georgia Kazakhstan US

Slide 19

Slide 19 text

No content

Slide 20

Slide 20 text

https://twitter.com/pattytoland/status/652131997494603778

Slide 21

Slide 21 text

UNITED STATES 100 93 85 94 THAILAND 37 79 90 48 CHINA 28 81 92 43 SOUTH AFRICA 38 62 89 49 INDONESIA 29 79 89 30 INDIA 38 65 39 19 PAKISTAN 21 63 29 10 TANZANIA 13 27 47 0 ETHIOPIA 0 0 0 5

Slide 22

Slide 22 text

“

Slide 23

Slide 23 text

http://bit.ly/1pKV0gH 0 7.5 15 22.5 30 India APAC
 (minus China & India) Africa China Latin America North America Middle East CEE Western Europe

Slide 24

Slide 24 text

No content

Slide 25

Slide 25 text

OUR INTERNET IS NOT THEIR INTERNET

Slide 26

Slide 26 text

No content

Slide 27

Slide 27 text

No content

Slide 28

Slide 28 text

No content

Slide 29

Slide 29 text

No content

Slide 30

Slide 30 text

http://flic.kr/p/cfoupQ

Slide 31

Slide 31 text

No content

Slide 32

Slide 32 text

No content

Slide 33

Slide 33 text

No content

Slide 34

Slide 34 text

100 million daily active users

Slide 35

Slide 35 text

42.2% market share in India

Slide 36

Slide 36 text

34.6% market share in China

Slide 37

Slide 37 text

258 million active users in January

Slide 38

Slide 38 text

168 billion pages transcoded

Slide 39

Slide 39 text

Top 5 tablet browser in 40 countries

Slide 40

Slide 40 text

No content

Slide 41

Slide 41 text

Conservative Aggressive

Slide 42

Slide 42 text

No content

Slide 43

Slide 43 text

No content

Slide 44

Slide 44 text

No content

Slide 45

Slide 45 text

No content

Slide 46

Slide 46 text

No content

Slide 47

Slide 47 text

No content

Slide 48

Slide 48 text

No content

Slide 49

Slide 49 text

No content

Slide 50

Slide 50 text

No content

Slide 51

Slide 51 text

Network-constrained

Slide 52

Slide 52 text

Bandwidth
 Latency Cost of Data

Slide 53

Slide 53 text

Device- constrained

Slide 54

Slide 54 text

Memory CPU

Slide 55

Slide 55 text

Conservative Aggressive

Slide 56

Slide 56 text

Browsers with proxy services Remote browsers

Slide 57

Slide 57 text

No content

Slide 58

Slide 58 text

No content

Slide 59

Slide 59 text

No content

Slide 60

Slide 60 text

No content

Slide 61

Slide 61 text

No content

Slide 62

Slide 62 text

No content

Slide 63

Slide 63 text

High Bandwidth/Low Latency

Slide 64

Slide 64 text

No content

Slide 65

Slide 65 text

No content

Slide 66

Slide 66 text

No content

Slide 67

Slide 67 text

23%

Slide 68

Slide 68 text

gzip

Slide 69

Slide 69 text

gzip minification

Slide 70

Slide 70 text

gzip minification image compression image transcoding

Slide 71

Slide 71 text

No content

Slide 72

Slide 72 text

gzip minification image compression image transcoding SPDY or HTTP/2

Slide 73

Slide 73 text

[REMOTE_ADDR] => 90.145.158.4

Slide 74

Slide 74 text

[REMOTE_ADDR] => 66.249.81.203

Slide 75

Slide 75 text

[REMOTE_ADDR] => 66.249.81.203 [HTTP_X_FORWARDED_FOR] => 90.145.158.4

Slide 76

Slide 76 text

[HTTP_X_CONTENT_OPT] => Turbo/4.35.8109

Slide 77

Slide 77 text

[HTTP_VIA] => 1.1 Chrome-Compression-Proxy

Slide 78

Slide 78 text

[HTTP_VIA] => HTTP/1.1 alp2nz01msp1ts06.wnsnet.attws.com

Slide 79

Slide 79 text

[HTTP_X_UCBROWSER_UA] => dv(XT1095);pr(UCBrowser/10.3.0.552);ov(Android 5.0);ss(360*592);pi(1080*1776);bt(GJ);pm(1);bv(1 );nm(0);im(0);sr(0);nt(1);dn(8664342047-3f990287 );ai(720089404747345);

Slide 80

Slide 80 text

Potential Issue #1:
 Minification removes comments in JS/CSS

Slide 81

Slide 81 text

Potential Issue #1:
 Minification removes comments in JS/CSS Solution:
 Don’t rely on comments
 Use Cache-Control: no-transform

Slide 82

Slide 82 text

Potential Issue #2:
 Images may be removed from page

Slide 83

Slide 83 text

Solution:
 Ensure all images have text fallbacks Potential Issue #2:
 Images may be removed from page

Slide 84

Slide 84 text

Potential Issue #3:
 Image transcoding or compression may result
 in blurry images

Slide 85

Slide 85 text

Potential Issue #3:
 Image transcoding or compression may result
 in blurry images Solution:
 Use Cache-Control: no-transform

Slide 86

Slide 86 text

Data Savings Up to 50% Approximately 58% Up to 60%

Slide 87

Slide 87 text

No content

Slide 88

Slide 88 text

Browsers with proxy services Remote browsers

Slide 89

Slide 89 text

No content

Slide 90

Slide 90 text

Remote browsing

Slide 91

Slide 91 text

No content

Slide 92

Slide 92 text

No content

Slide 93

Slide 93 text

No content

Slide 94

Slide 94 text

No content

Slide 95

Slide 95 text

No content

Slide 96

Slide 96 text

No content

Slide 97

Slide 97 text

var myButton = document.getElementById('#mybutton'); button.addEventListener('click', function(){ //something });

Slide 98

Slide 98 text

No content

Slide 99

Slide 99 text

No content

Slide 100

Slide 100 text

No content

Slide 101

Slide 101 text

No content

Slide 102

Slide 102 text

No content

Slide 103

Slide 103 text

EVERYTHING REQUIRES USER INTERACTION. EVERYTHING REQUIRES A SERVER ROUND-TRIP.

Slide 104

Slide 104 text

Limit data consumed and limit impact on device.

Slide 105

Slide 105 text

No content

Slide 106

Slide 106 text

contextmenu dblclick error keydown keypress keyup mousemove mouseenter mouseleave mouseout mousewheel resize scroll touchcancel touchend touchmove touchstart

Slide 107

Slide 107 text

setTimeout ~= 5s setInterval ~= 5s xmlHTTPRequest ~= 5s

Slide 108

Slide 108 text

setTimeout executed immediately setInterval executed once immediately xmlHTTPRequest ~= 3s-4s

Slide 109

Slide 109 text

No content

Slide 110

Slide 110 text

No content

Slide 111

Slide 111 text

DIFF

Slide 112

Slide 112 text

Limit data consumed and limit impact on device while providing a nearly equal experience to a typical browser.

Slide 113

Slide 113 text

contextmenu dblclick error keydown keypress keyup mousemove mouseenter mouseleave mouseout mousewheel resize scroll touchcancel touchend touchmove touchstart

Slide 114

Slide 114 text

No content

Slide 115

Slide 115 text

Rendering Engine Presto Blink U2 kernel (based on Gecko) Gecko

Slide 116

Slide 116 text

border-image border-radius gradients transitions animations @keyframes font-face javascript only API’s (ex: localStorage)

Slide 117

Slide 117 text

No content

Slide 118

Slide 118 text

no icon fonts

Slide 119

Slide 119 text

supportSVG = true

Slide 120

Slide 120 text

supportSVG = true no onerror

Slide 121

Slide 121 text

UCWEB/2.0 (MIDP-2.0; U; Adr 5.0; EN-US; XT1095) U2/1.0.0 UCBrowser/9.9.1.554 U2/1.0.0 Mobile

Slide 122

Slide 122 text

UCWEB/2.0 (MIDP-2.0; U; Adr 5.0; EN-US; XT1095) U2/1.0.0 UCBrowser/9.9.1.554 U2/1.0.0 Mobile

Slide 123

Slide 123 text

document.write(navigator.userAgent);

Slide 124

Slide 124 text

Mozilla/50 (X11; U; Linux i686; zh-CN; rv: 1.2.3.4) Gecko/ document.write(navigator.userAgent);

Slide 125

Slide 125 text

No content

Slide 126

Slide 126 text

if('querySelector' in document && 'localStorage' in window && 'addEventListener' in window) { // bootstrap the javascript application }

Slide 127

Slide 127 text

if('querySelector' in document && 'localStorage' in window && 'addEventListener' in window) { // bootstrap the javascript application } Sure, why not.

Slide 128

Slide 128 text

var hasStorage = (function() { try { localStorage.setItem(mod, mod); localStorage.removeItem(mod); return true; } catch (exception) { return false; } }()); if( 'querySelector' in document && hasStorage && 'addEventListener' in window ){ // bootstrap the javascript application }

Slide 129

Slide 129 text

var hasStorage = (function() { try { localStorage.setItem("test", "mod" ); localStorage.removeItem("test"); return true; } catch (exception) { if (exception && exception.name=="QuotaExceededError" && localStorage.length == 0) { return true; } else { return false; } return false; } }()); if( 'querySelector' in document && hasStorage && 'addEventListener' in window ) { //cuts the mustard }

Slide 130

Slide 130 text

Display modes

Slide 131

Slide 131 text

Puffin request desktop

Slide 132

Slide 132 text

Puffin request desktop

Slide 133

Slide 133 text

Single column view

Slide 134

Slide 134 text

No content

Slide 135

Slide 135 text

Slide 136

Slide 136 text

No content

Slide 137

Slide 137 text

No content

Slide 138

Slide 138 text

No content

Slide 139

Slide 139 text

[HTTP_X_UCBROWSER_UA] => dv(XT1095);pr(UCBrowser/10.3.0.552);ov(Android 5.0);ss(360*592);pi(1080*1776);bt(GJ);pm(1);bv(1 );nm(0);im(0);sr(0);nt(1);dn(8664342047-3f990287 );ai(720089404747345);

Slide 140

Slide 140 text

No content

Slide 141

Slide 141 text

var hasStorage = (function() { try { localStorage.setItem("test", "mod" ); localStorage.removeItem("test"); return true; } catch (exception) { if (exception && exception.name=="QuotaExceededError" && localStorage.length == 0) { return true; } else { return false; } return false; } }()); if( 'querySelector' in document && hasStorage && 'addEventListener' in window ) { //cuts the mustard }

Slide 142

Slide 142 text

UCWEB/2.0 (MIDP-2.0; U; Adr 5.0; EN-US; XT1095) U2/1.0.0 UCBrowser/9.9.1.554 U2/1.0.0 Mobile

Slide 143

Slide 143 text

Data Savings Up to 90% Up to 85% Up to 90% Up to 50%

Slide 144

Slide 144 text

No content

Slide 145

Slide 145 text

No content

Slide 146

Slide 146 text

No content

Slide 147

Slide 147 text

No content

Slide 148

Slide 148 text

“We believe that Africa’s internet evolution story will be no different from the rest of the world. We listen to music. We watch movies. We play games online… http://bit.ly/1R1ZmJV

Slide 149

Slide 149 text

No content

Slide 150

Slide 150 text

Progressive enhancement

Slide 151

Slide 151 text

Progressive enhancement Responsive design

Slide 152

Slide 152 text

Progressive enhancement Responsive design No heavy JS frameworks

Slide 153

Slide 153 text

Progressive enhancement Responsive design No heavy JS frameworks Cut the mustard

Slide 154

Slide 154 text

The journey begins by letting go of control, and becoming flexible. John Allsopp

Slide 155

Slide 155 text

THANK YOU Tim Kadlec | @tkadlec