What I've found over the last 2 jobs/3 laptops is that I'm quite comfortable starting working and being productive with vi, and then over time I start setting '

What I've found over the last 2 jobs/3 laptops is that I'm quite comfortable starting working and being productive with vi, and then over time I start setting 'nocompatible' when I need some feature from Vim, and then some weeks in add a vimrc/init.vim.