This article might go a bit over your head if you just started using vim, but I found it to be very helpful for typical multiline/multifile editing tasks in vim: https://bluz71.github.io/2019/03/11/find-replace-helpers-for...
But I remember having your stand point when I first started to try to get into vim and getting to where I am now definitely took a lot of invested time. Wether the advantages of vim are worth your time you have to decide for yourself and it seems like you did that already.