ONCI! MM accumulate form the spread, and naked short that is a fact not up for speculation.
Explains Illegal Naked Shorting Being Perpetrated By Major Market Makers on MAXD Shares 8,117,878,650 shares shorted in the past year, which is more than 40% of MAXD’s total trading volume
Whistleblower Vindicated: Massive Trading Firm Knight Capital Charged With Abusing “Naked Shorts”
In a “naked” short sale, the seller does not borrow or arrange to borrow the securities in time to make delivery to the buyer within the standard three-day settlement period
Its not a matter of blame but a matter of how "Brokers-traders" profit$. I am the least worried about it because sooner or later MM will get fined even for trying to walk price down.