There is nothing in open source that makes it a "try before you buy". In theory a company can sell a product, this product being open source. So with it I shou

There is nothing in open source that makes it a "try before you buy". In theory a company can sell a product, this product being open source. So with it I should also get the freedom to use it, share it, or modify it. Plus there is the open source development model that gives other benefits.