Even without koreader a kobo is refreshingly open to tinkering. Getting root and ssh access is just a matter of renaming a file on the disk. I got the colour a

Even without koreader a kobo is refreshingly open to tinkering. Getting root and ssh access is just a matter of renaming a file on the disk. I got the colour after being on an old paperwhite for many years so thankfully it's a big step up for me.