For a single host that you know you'll want in 3 years it probably isn't worth it. If demand grows 10x in the next year though, how does that look? What if the

For a single host that you know you'll want in 3 years it probably isn't worth it. If demand grows 10x in the next year though, how does that look? What if the host has a sudden failure? What if the business dies and you want to get rid of the host?