Originally Posted by besson3c
I disagree.
1) You could also not recoup your costs by selling the product for $1000 and pricing it too high for a certain population, esp. if this population ends up being larger than you originally expected.
2) By opening it up, it increase market penetration. You get geeks using it and they will bring this to their workplaces which do have 500 users, or can afford the $1000 that would have otherwise been spent on Exchange licenses.
Don't underestimate the power of market penetration, esp. given that many people will only switch away from Exchange over their dead bodies. The more users you have (paid or not), the more potential sales you will have in the long run.