__-friendly software (4)
I believe the answer is:
user
(Other definitions for user that I've seen before include "One who exploits, to be sure" , "One operating something" , "Someone who exploits another" , "Druggie" , "one has to employ" .)
I believe the answer is:
user
(Other definitions for user that I've seen before include "One who exploits, to be sure" , "One operating something" , "Someone who exploits another" , "Druggie" , "one has to employ" .)