I was hoping that Koreader would be a solution but after hacking my Kindle I found that Koreader would keep randomly locking up and require me to hard reboot th

I was hoping that Koreader would be a solution but after hacking my Kindle I found that Koreader would keep randomly locking up and require me to hard reboot the Kindle (wasting several minutes, and it would lose my place in the book). I ended up buying a used Nook for around $15, the online service is discontinued but you can still sideload books (including epubs).