4 years ago, i know nothing about mobile develop. But after i have my first iPhone, i know it's the future. so i learn to make apps on iOS. so now i have got 50+ apps for myself or my client. I taught people to develop apps too.
BTW, i begin my development on 1998, i have use c++ for 16 years. I know well about learning path, right learning material, right learning steps. so i'm the right man you're looking for.