It's kind of like programming in APL. You have no idea what the code does and it's usually easier just to rewrite it than trying to figure it out. It took me 20 minutes of futzing with the switches and various options before I figured it out.
Nice one, Scott. It only took an hour to figure this out, but you can get the s in there too.
g:\tc18> tpipe /input=readme.txt /line=1,1,0,0,-7.5d /grep=3,0,0,0,0,0,0,0,Take /replace=4,0,0,0,0,0,0,0,0,"^^(\d+?)",[$1]
 Take Command v18.0
 Greetings, and thanks for trying Take Command!