That's not the infrastructure he means. An email server has to be coded in a language / runtime; who develops those pieces? That's what Maciej means by "infrastructure": the languages and runtimes everybody else then uses to build sexy products.
Agreed. And within that space, given 2 hours, I can probably come up with a list of 30-40 projects which could be done for budgets between $5k and $100k that would have meaningful impact on multiple organizations.
That's not the infrastructure he means. An email server has to be coded in a language / runtime; who develops those pieces? That's what Maciej means by "infrastructure": the languages and runtimes everybody else then uses to build sexy products.