You don't always have 6 different projects to choose from because there just aren't that many projects that solve $problem according to your specific $requireme

You don't always have 6 different projects to choose from because there just aren't that many projects that solve $problem according to your specific $requirements. And it's also just a hassle even with good build systems, and I say this as someone who has a bunch of custom build scripts to compile stuff from source.