> I tried to find XMPP/Jabber clients for S40 phones for YEARS, and every single one I found would immediately crash with OOM errors.

> It's easy to blow off complaints like mine, because everyone on hackernews has a Samsung Universe S2000 or an iPhone 128 Plus, but these are real concerns that real people have in the real world.

I am using Conversations with my family and friends on a prosody server I put on a kimsufi server. It works like a charm, and we don't have all super awesome android phones (but I have to agree, nobody has an S40. Do they even exist anymore?).

I think your experience is outdated and not correct anymore.