It seems that one of the scripts being executed cordova run iosdisables the terminal echo. Terminal settings before:
~>stty
speed 9600 baud;
lflags: echoe echoke echoctl pendin
iflags: iutf8
oflags: -oxtabs
cflags: cs8 -parenb
And after:
speed 9600 baud;
lflags: -icanon -iexten -echo echoe echoke echoctl
iflags: inlcr iutf8
oflags: -oxtabs
cflags: cs8 -parenb
dsusp eof lnext reprint status werase
<undef> <undef> <undef> <undef> <undef> <undef>
, LLDB :
stty echo