Spolsky's opinion: http://onstartups.com/tabid/3339/bid/97052/How-To-Survive-a-Ground-Up-Rewrite-Without-Losing-Your-Sanity.aspx http://onstartups.com/tabid/333

Spolsky's opinion: http://onstartups.com/tabid/3339/bid/97052/How-To-Survive-a-Ground-Up-Rewrite-Without-Losing-Your-Sanity.aspx http://onstartups.com/tabid/3339/bid/97052/How-To-Survive-a-... Experience with 2 parallel implementations: http://alexmartins.me/2016/07/28/lessons-learned-from-software-rewrites.html http://alexmartins.me/2016/07/28/lessons-learned-from-softwa...