See below for some common but incorrect expectations. The cost of people and benefits will drop . You will find that using virtual experts is not cheap. Save it for the key projects, where the value of the result is very high. Uninteresting work will get done by nonemployees .
Indies are people who are excited and rewarded by the task.
When it gets unexciting, they may opt out. Infrastructure costs will decrease . Minds and ideas make things happen for you, not bricks and mortar. Sometimes that costs you less, sometimes it doesn't. Either way, focus on the effect, not the cost to support it.