I did a rewrite of a 30 year old bit of perl/php2 over the last year. Not knowing why things were the way they were was really useful for the younger team membe

I did a rewrite of a 30 year old bit of perl/php2 over the last year. Not knowing why things were the way they were was really useful for the younger team members and me to get familiar with the codebase and the business context.