>With such tangible business benefits, it is no wonder why Google, Amazon, and Facebook have been using microservice development practices for over a decade.
At one point Google and FB were trunk based monolithic repositories, and I haven't heard that has changed. If it has not, this might not be the best example for micro services leading to many repos.
> Today, Twitter is excited to announce participation in the first major release of the Pants open source project: 1.0.0, an open source build tool for monorepo-style source repositories.
They (for the most part) had two repos as of 11/2014. They certainly were moving towards one. Here's a public thread mentioning the two repos: science (mostly jobs, shared code) and birdcage (mostly services). https://groups.google.com/forum/#!topic/pants-devel/60Vzkole...
Netflix is heavily based on microservices. TalkPython had a good episode with one of the higher ups at Netflix about their infrastructure if anyone is interested.
At one point Google and FB were trunk based monolithic repositories, and I haven't heard that has changed. If it has not, this might not be the best example for micro services leading to many repos.