iirc the extreme TL;DR of that was this: rewrite your windows mobile 5/6 apps for windows phone 7? ok, its a brand new platform, i get it. rewrite wp 7 for wi

iirc the extreme TL;DR of that was this: rewrite your windows mobile 5/6 apps for windows phone 7? ok, its a brand new platform, i get it. rewrite wp 7 for windows phone 8? ok... (there may have been wp7 mango that needed tweaks but my memory is too fuzzy) rewrite windows phone 8 for 8.1 ? cmon now rewrite windows phone 8.1 for wm 10? no