But there is a difference between learning as you go from a point experience. For someone with no experience, you make a lot of silly errors, or at least errors

But there is a difference between learning as you go from a point experience. For someone with no experience, you make a lot of silly errors, or at least errors that more experienced people know not to make. Its not like many of the new languages are THAT much different. 90% of work is still done in C, C++ and Java