Banty writes:

Yes, one
should count one's own labor in driveway sealing if you do it that
way, but to one's own value on time, not to what a paving machine
brought on site can do! He's whacked.

One would assume that anonymous-pseudonymous-cowardly posters were the
whacky ones, not the guy with actual figures and analysis and the character
to back it up.