Larry Tabb, founder of the financial technology research firm, TABB Group, has in the past made two key points related to high-frequency trading.

FORBES: High Frequency Traders -- Cost Reducers or Criminals?

He found traders and analysts who worried that a tax on high frequency trading could damage the industry, including Larry Tabb of the Tabb Group.

FORBES: Tobin Tax Shows New Promise, or Threat

Larry Tabb, founder of the research firm Tabb Group, called Mr. Palmisano's appointment "a good start, " but he cautioned the move wouldn't immediately resolve the scrutiny of Bloomberg.

WSJ: Bloomberg Taps Ex-IBM Chief Palmisano to Look Into Data Practices