It’s not too hard. There are a bunch of different platforms one might experiment with as well as instances. Some will use multiple accounts for different needs or interests. On lemmy, multi accounts are useful for have different feeds, for example. I probably have 7-10. I’ve probably forgotten about a few of them. If you’re curious, it happens.
There was an article by Google about the security of their code base, and one of their core findings was that old code is good, as it gets refined and more free of bugs over time. And of course conversely, new code is worse.
https://security.googleblog.com/2024/09/eliminating-memory-safety-vulnerabilities-Android.html
Generally it seems like capitalism’s obsession with growth is at odds with complex software. It’s basis in property also.