Some services are unique.  EMR and RDS are not.  Others are not.<p>Outsource if you want.  When your bill hits $500k&#x2F;mo and you realize you&#x27;re paying for things you can do yourself, your position may change.<p>Have you been through an AWS outage and been paged?  It happens.  When you realize your business depends on an opaque organization you may want to diversify.<p>If you&#x27;re small it makes sense to outsource sometimes.  Not always and not forever.