Speaking of ergonomics, I use a modified older Thumbs Up and it improves the hold-ability IMMENSELY! And now there's a Thumbs Up built specifically for the X100. I covered the Thumbs Up in gaffers tape for even more 'grip'.
Go outside and talk to someone today.
Fuji X-Pro1; X100s; Fuji X20; some film gear sitting on the shelf.