It's more than that and the article alludes to it. Vancouver doesn't yet have the critical mass of tech companies for employees to land at if the startup fails.

It's more than that and the article alludes to it. Vancouver doesn't yet have the critical mass of tech companies for employees to land at if the startup fails. For a senior executive with a family, that means relocating to another city if things don't work out. Thats a significant dis-incentive to join.