> You can do this today with 1 engineer and a cloud provider. It's pretty trivial these days No, you can't. If it really is trivial today, it was in 2015: clo

> You can do this today with 1 engineer and a cloud provider. It's pretty trivial these days No, you can't. If it really is trivial today, it was in 2015: cloud providers already existed, smartphones already existed, programming tools were already more than mature, anybody could run a few instances of ejabberd and build an app to talk to them. WhatsApp image upload used a simple PHP page... It wasn't exactly rocket science, it was simply very well executed.