just a correction there those are not PoS they are Po$

big difference.

Proof of Stake (PoS)

and

Proof of Scam (Po$)

are two completely different systems.

both have their advantages and disadvantages - but we should categorized them correctly

: http://kolinevans.wordpress.com/2014/07/02/on-po-proof-of-scam-defining-the-rational-crypto-currency-exclusive-socioeconomic-dynamic/