New Kindle & Paperback Editions of BRK Letters
The 2015 Kindle edition of "Berkshire Hathaway Letters to Shareholders", with all 51 letters, was just released on Amazon. Get it now for $2.99, or if you already have the Kindle version, make sure to download the new update.
Also available now is the paperback version of the 50th Anniversary book. If you didn't get ahold of the hardcover edition, checkout the paperback version for $34.99 on Amazon.