Nautilus has breadcrumbs navigation. When you have a location you want to navigate to in a clipboard (copied from terminal or say a file), and if you wish to navigate to that location, you need to open up the run dialog (Alt+F2) and paste the location there or press Ctrl+L in any nautilus window and paste the location there. Both of these require keyboard. When there was Edit (Pencil) icon in Nautilus in some earlier versions, you could just press it and paste the location right there. But since it is removed now, it is not possible.
I had posted about flash plugin controls not working in Ubuntu 9.10 Karmic Koala 64 bit here. I had moved to Ubuntu 32 bit for quite sometime and recently made a move back to Ubuntu 64 bit. I found the same problem with flash plugin controls in Ubuntu 64 bit. Sometimes it works, and sometimes [...]