The figma route is exactly the case were the cost of service is very low. It make sense for Figma to offer a free tier because it costs them almost nothing. But

The figma route is exactly the case were the cost of service is very low. It make sense for Figma to offer a free tier because it costs them almost nothing. But when you have to keep the data available in submillisecond latency it is to expensive to sponsor a free tier.