quoted
Well "performance" can be roughly the same, even if "speed" can
be very different. http://www.sabi.co.uk/blog/15-two.html#151023
[ ... ] what you mean to say here, [ ... ]
Some people may say that 'eatmydata $COMMAND' can improve a lot
the "performance" of running '$COMMAND'. More properly it can
improve its speed, but its performance arguably goes to zero or
more precisely becomes insignificant, in most cases. That's a
pretty huge difference.