Re: Tab 3 8.0 custom ROMs & rooting
Yes, yes and yes.
Yes it is indeed worth rooting and installing a Kitkat 4.4.2 custom rom like I did:
4.4.2 CM 11.0
See for yourself:
Update Galaxy Tab 3 8.0 T310 to Android 4.4.2 KitKat CM11 Custom ROM - Tutorial / Guide