Be nice. Or else.
Yes, I am afraid you have to get over it.
It isn't your use of tools & graphical results that make you special, it is your unique solutions to difficult problems. Let others copy you. It is a sign of appreciation, if you ask me. Look forward to the day where you get copied even more.
Yes: Hacky for Mac - https://github.com/eliaskg/Hacky
Check out UX Munich: http://www.uxmunich.com.
Haha! You made the headline so much more interesting :).
You should check out my to blog posts on this topic: http://www.svenread.com/death-of-the-stock-photo/ & http://www.svenread.com/photo-resource-collection/.
No, there are no downsides. The more you can code, the more you can make happen on your own and make your own vision reality. The more people need to be involved, the more you spend time explaining your vision, fixing little insifficencies with developers and so on.
I presume you are think the ability to code could cloud your mind or limit your creativity. But that's not the case. It only gives me more freedom.
I have written something on this topic lately: http://www.svenread.com/product-development-process-flaws/. Perhaps it is of interest for you.
It is free now. Uploaded it to Github.
You are right. It's a bug :(...
Just give it a try, it's free as long as it is in Beta.