" 'o' -- set talker optimization - treats talkers who aren't speaking as\n"
" being muted, meaning (a) No encode is done on transmission and\n"
" (b) Received audio that is not registered as talking is omitted\n"
-" causing no buildup in background noise\n"
+" causing no buildup in background noise. Note that this option\n"
+" will be removed in 1.6 and enabled by default.\n"
" 'p' -- allow user to exit the conference by pressing '#'\n"
" 'P' -- always prompt for the pin even if it is specified\n"
" 'q' -- quiet mode (don't play enter/leave sounds)\n"