Making Gnome look better is OK - but function is much more important! I use my laptop for work and not gossiping online!
Why force the user to use an inch of the height of the already too low 16:9 screens for toolbars? On Gnome2 I had a vertical bar on the right. Me beeing able to see more lines of my documents must surely be more important than having a toolbar with a clock on all the time?
Why do I have to Ctrl+Click to open a new terminal when another is open? I do not know anyone who has just one terminal open?
When copying files the filetransfer window does not appear in the window list so I cannot quick peek to check how much is left.
Why no menu? Having all apps in one big list is messy! Menus make it easy to find an app you do not remember the name of but you know it is in accessories somewhere.
Nautilus have trouble opening my home catalog. No matter what strange or buggy files you have an important tool like Nautilus should not hang! These are just a few off the top of my head. I have many more...
"A car is just a big purse on wheels." -- Johanna Reynolds