I think it's safe to say you can take that one to the bank. On his Facebook page, Martin states:
Keith Martin i will not be voting for the HST There is a third way that i developed pl see our website www.keithmartin.org
Hell, if Easter can vote in favour of getting rid of the Gun Registry, then surely Martin can vote against a bill that 75% of the population have said they don't want. But hey, what do I know.