in reply to A console output question

Use print "Current line is: $line\r" or some varient thereof. \r moves the 'cursor' to the start of the line, without moving down a line. You will need to turn buffering off ($|++) for this to work.

perl -pe '"I lo*`+$^X$\"$]!$/"=~m%(.*)%s;$_=$1;y^`+*^e v^#$&V"+@( NO CARRIER'