> It means you're more vulnerable to your vendors quarterly earnings needs (price hikes), it means you're more vulnerable to vendor technology changes (lock-in)

> It means you're more vulnerable to your vendors quarterly earnings needs (price hikes), it means you're more vulnerable to vendor technology changes (lock-in) So use an opensource PaaS. I like Cloud Foundry, which I've worked on. All the IP belongs to a legally independent foundation. Some people like OpenShift, which is from Red Hat. There's no reason to roll your own. Time spent half-building a half-PaaS is time that could be spent on developing stuff with user value.