Because they’re meeting the patients at their own level. Plus while using PG for everything is a currently popular meme on HN (and I am all for it), it’s not so

Because they’re meeting the patients at their own level. Plus while using PG for everything is a currently popular meme on HN (and I am all for it), it’s not something you see all that often. An app server, a database and a cache is a pretty sensible and simple starting point. Until you get to 100 test users. Then you need Kafka and k8.