[homebrewer]

Or better yet, jailbreak your kindle before the hole is closed, install koreader, and read epub natively. It's a much better reader compared to the built-in one anyway.

https://news.ycombinator.com/item?id=43073969

[simonklitj]

And you can send straight to the Kindle from Calibre via WiFi, no need for /sendtokindle.