Recognizing Peter Miller
We're all happy to use open source, but it can be a lot harder to get your employer to agree to putting your own code out there. Modern application design doesn't have to be monolithic; indeed, we all know we need to be modular but that turns out to be harder than we all thought it should be; ask anyone who has had to suffer an "enterprise service bus". The key is figuring out what has to be proprietary (your business processes!) and realizing that the rest doesn't have to be; put your stack in a form that others can use, then when you need help, you can get it.
Some versions of Firefox show a black screen for the first slide on initial load; press Right, PageDown, or Spacebar and it should work; Left or PageUp will take you back a slide.