I don't think stability is the main concern. However for the longest time SQLite didn't have great support for multiple writers and it is still pretty basic. So

I don't think stability is the main concern. However for the longest time SQLite didn't have great support for multiple writers and it is still pretty basic. So it works really well for smallish numbers of clients or write-light workloads but if you want to pound it with inserts and updates it still isn't as good of a choice as other RDBMSes.