your not far off
my boy turns 7 on valentines day, so next year he'll be almost 8
plenty old enough to run a snowblower, while i keep a supevising out on from inside the house while sipping cocoa
and i hear you on the heated driveways
ive never seen it on private property BUT our entire downtown has that same system build into the sidewalks
Snowmelt || Downtown Holland Michigan
(slightly more info)
Snowmelt | City of Holland Michigan Official Website