Joe Taylor, author of WSJT-X, creator of FT8 and FT4, doesn't understand free-software development principles. 

https://sourceforge.net/p/wsjt/mailman/message/36654076
https://ps.reddit.com/r/amateurradio/comments/biw45s/wsjtx_210rc5_ok_and_cancel_buttons_move_around_in/

* Alternate implementations:
  * MSHV
    * http://lz2hv.org/mshv
  * JTDX
    * https://www.jtdx.tech/en/
  * JS8Call
    * http://js8call.com/
    * This one shows clear indication of adherence to free-software principles and flexibility in supported use-cases. This is the mature, general-purpose solution.