The app is impressive.

Seems to be nice service for lazy people :D

Yes, it is :)

Yes, there are many web developers, you can follow them on this page https://codepad.co/developers

Looks nice, a lot of useful snippets here.

It's one of the best long story article about font combinations which I read. Some examples are really good.

Gotham, Proxima Nova and Avenir are really best of...

Helvetica is the best... designers say...

Clients like Comic Sans... xD

Designmodo was first http://designmodo.com/flat-free/ Read the About page on Flat UI Colors.

You're right, and here http://designmodo.com/flat/ are swatches with many flat colors.

You're right.

I recommend you the WordPress version http://designmodo.com/startup-wordpress/, take a look to this video https://www.youtube.com/watch?v=MTN4xvzHUsM

That's true...