Thumbs Up Grip for your X-series

An anonymous FR-reader wrote me this (thanks a lot):

“I’ve done some research about thumb rests in order to try to save some money, but so far I have no idea which one is the best alternative. Maybe you or your readers know more? Here are some alternatives to the classic, superduper expensive, “original”  thumbs up: [list] Thank you for a great job with the blog. Much appreciated reading.”

Here is his list and feel free to extend it in the comments… and enjoy your Sunday!
Patrick

1) Thumbs Up Grip TU-100B (X-E1/X-PRO1) (AmazonUS – ebay slidoo)

2) Lensmate Fujifilm X100S/X100 Thumbrest Silver (AmazonUS / lensmate)

3) Fotodiox Pro Thumb Grip for X100S, X20, X-E1 (Amazon)

4) Fujifilm X-Pro 1 Ergonomic Kit Thumb Grip (Amazon – ebay slidoo)

5) Lensmate Fujifilm X-E1 Thumbrest (AmazonUS silver / black – lensmate)

6) Thumbs Up EP-9S for the Fuji X-E1 (matchtechnical – ebay slidoo)