meter
# monitor
# utility meter
# parking meter
# lease, rental
# kiosk
summary
billing based on variable usage.
objectives
[ ] necessities
summary:
The client builds an EEC key.
The client logs in and pays $10 for 10,000 coins.
The "meter" harbor checks on whether or not the
client has coins.
[ ] client login
( ) EEC 448
[ ] EEC_448_2
( ) ...
[ ] packet tracking