Did you read the article? The core thesis is that your vesting schedule on paper doesn't matter because the company will take 10+ years to go public anyway. Tha

Did you read the article? The core thesis is that your vesting schedule on paper doesn't matter because the company will take 10+ years to go public anyway. That's what they mean by a 10 year vesting schedule. The only discussion of an expanded exercise window is in mitigating the issue, as you could presumably leave after 4 years and then wait out the other 6+ elsewhere prior to exercising.