Why would only the initial kickstarter matter? There are several major brands/companies that started on kickstarter and then went on to sell quite a bit. Pebble

Why would only the initial kickstarter matter? There are several major brands/companies that started on kickstarter and then went on to sell quite a bit. Pebble raised millions. Oculus started out on kickstarter and sold to facebook for a couple billion and are currently selling units faster than they can make.