There are many things that a good IDE can do automatically which would require a lot of configuration for Vim. Sure, you might be willing to spend that kind of

There are many things that a good IDE can do automatically which would require a lot of configuration for Vim. Sure, you might be willing to spend that kind of time configuring your editor, but most people just want to do their job and get on. It's the same reason most people don't use Arch Linux or Gentoo even though they might be arguably superior–not everybody wants to spend their spare time editing config files.