I compiled GCC from source recently - it took several hours on an 8-core Xeon with 64GB of RAM.
Lots of projects take a long time to build, so it's not a show-stopper by any means. I imagine you could also mix precompiled parts with parts you compiled from source too.
Lots of projects take a long time to build, so it's not a show-stopper by any means. I imagine you could also mix precompiled parts with parts you compiled from source too.