I guess my comment got lost in translation. The project OP linked in his comment is a toy project, not a difficult problem as he led others to believe.
replySo you could have done it in your sleep, with your hands tied behind your back. Got it.
reply(You may not realize it but simonw is one of the cofounders of Django, Python's web framework. If they find a Python problem difficult, it probably is.)
Read the log he posted. If this is very difficult, then what would you consider AI, kernel development, computer graphics, etc.?
replyWeb development is not a domain I would consider noteworthy of making a framework given how much development there has been in that area.