Windows 8: Making things more difficult

Here comes mandatory TOUCH SCREEN technology:

So what good is this?  Also looks like computers will get smaller and smaller.  Already the PC and even laptops are being phased out.  Smaller laptops and smart phones are the rule:
http://articles.timesofindia.indiatimes.com/2012-10-21/computing/34626945_1_windows-xp-windows-store-64-bit-version