As a conservative estimate: Every hour a developer spends actually being present at their job runs the company 50€* Assembling your team of 8 people, that's 400€ per hour. Is what you have to say and the increased impact it will have by saying it in a room/on a call worth the 400€ it costs over sending an email? * Rough Dutch/German numbers including average sick days, vacations, social security, insurance plus the cost of office space, food, and hardware