Traffic is a criterion.Not, tehnology. Because simplicity.
Traffic is proof that coins are "alive" ....
"Coinmarketcap.com" is a good overview of the most important parameters.
Numbers from 1 to 100 on "coinmarketcap.com" go from bigger to lower as market capitalization (number of coins in circulation x instantaneous value of a coin).
Coins 1 to 100 are in fact "verified" in work ( this is why, you do not have to deal with the analysis).
This is like fishermen throwing a big net with, tiny eyes.