This is partly to do with the start menu trying to act like a search engine. Its frustrating when you are looking for a document or application and it searches the web.
I legitimately cannot believe how comically powerful medium level hardware has become yet the windows user experience is so much shittier than it was almost 20 years ago. I remember school machines struggling less to power up on 1gb ram and a one core machine that my gaming rig does sometimes. Windows is such a fucking waste of computing power.