There are another project for advertisers on earning bitcoins:
http://btcclicks.comSo, I do not see something unique in your project, just another currency, that could be good or bad, by the way.
You right, CRON is money concept too.
CRON is even more wide category for understanding CRON essence than a money concept.
CRYPTonFly (CRON), as abbreviation of the words "Creation Cryptocurrency on the Fly", is a new global cryptocurrency concept, which appeared at the junction of the Internet, telecommunication technologies and certain activities and actions of human.
CRYPTonFly allows you to create two kind of universal cryptocurrencies, which are parts of a new single digital currency, namely: cryptocurrency/time, based on a time during which the activities/actions were performed and cryptocurrency/quantity, based on the amount/quantity of performed activities/actions. Both cryptocurrency/time and cryptocurrency/quantity empowers your ability to generate money "on the fly" by converting your certain activities and actions into the new digital currency.