You can still look at almost any codebase and ask 'why is this bit not using a state machine here?' ... the AASM repo readme is very accessible even if you don'

You can still look at almost any codebase and ask 'why is this bit not using a state machine here?' ... the AASM repo readme is very accessible even if you don't know Ruby: https://github.com/aasm/aasm https://github.com/aasm/aasm