Good tutorial link shared here. It will help for getting knowledge about Android Development. It is excellent stuff for everyone. Keep it up.

I guess PHP is one of the best making websites programming language and mostly wide known. I don't think it has any limits which is fully features included.

Good thread and well discussion. I think HTML5 has many benefits like it is an open standard and developed by a large number of bodies. Flash simply sets the ground for HTML5 being a new platform for gaming as its compatible on all platforms as more mobile devices follow it.