All 10 books of Yusupov’s award-winning series are now available on Chesstempo. In fact, The Complete Yusupov series is also available as a Special Offer from Chesstempo. Of course we at Quality Chess have our own Special Offer of the Yusupov Series in Hardcover.
So whether you like e-books or hardcovers, if you are interested in Yusupov’s series, then you have options!
Congrats on the release! The Yusupov books are some of the best, and I’m sure that’s a ton of work getting them on to ChessTempo.