I got to a state when upgrade is not possible - old system (10.10, packages index too broken) I dediced to reinstall.
Now I'd like to keep my /home. Ideally, I'd like to burn a CD or ISO to USB and click Next, Next, Next.
How should I proceed?
While it would be preferable to make a backup of your data, you should simply be able to "reinstall" Ubuntu (that should be an option on the live USB); it will keep all the programs it can and it should not touch your documents (ie /home/). However, I've only tried this when upgrading newer releases to the newest and while it should work with 10.10, I strongly encourage you to backup your data. (If you need free storage, you could try Mega - you get 50GB for free).
You should definitely backup your
Also, I would consider backing up your
That aside, my advice is that you start from scratch and re-partition your disk.
IMHO, you will need a bigger