Anything that would in essence be a payroll tax, in one form or another, would definitely be of concern, especially to small businesses in Canada that are trying to get out of a very difficult downturn. While 2% may sound small, 2% over a broad base of employees can be a significant cost, especially when we're facing the very high increases in EI premiums that are coming.
On April 20th, 2010. See this statement in context.