Amitabh Bachchan is all praise for film critic S.S.M. Ausaja for compiling a film memoir that has a rare collection of Hindi film posters from 1930 till date, but the megastar said he didn't like the use of the word 'Bollywood' in the book's title. Titled "Bollywood In Posters", the book contains Ausaja's personal collection of posters, lobby cards, record album covers and other memorabilia. "I have been following Ausaja for a very long time. He is a dear friend from the time he has been a journalist. I absolutely loved the idea of him wanting to document these very rare posters which is now as you all know a great art, " Bachchan told reporters after launching the book at Crossword here Friday. "I think these (film posters) are a very important element especially in the field of arts and craft and creativity. A 100 years from now when our future generation will come across this book, they will have a great opportunity to see what their ancestors were involved in, the kind of films they made and the kind of art work associated with the films. "The only thing that I didn't like about the book is the title and the use of the word (Bollywood), but anyway that's another story, " said Amitabh. Big B is particular about the usage of the term Indian film industry than Bollywood.