In the end, Investors are paying for your hardware.
According to my calculations, it is the exact opposite. But each individual must do their own own due diligence and decide what is best for them.
My worst case calculations with Avalon and ASIC miner delivering all of their equipment before BFL still have returns great enough to both pay for the upgrade and make up for Gigamining depending on where you bought it.
I have given this a lot of thought and would not be proposing it unless I thought it would benefit the purchaser. The few individuals who I gave early access to the contract agree.