$ make && sudo make install
This lolcat
clone is an attempt to reduce the world's carbon dioxide emissions by optimizing inefficient code. It's >10x as fast and <0.1% as large as the original one.
newton~/d/lolcat <3 dmesg>foo
newton~/d/lolcat <3 time upstream/bin/lolcat foo
13.51user 1.34system 0:15.99elapsed 92%CPU (0avgtext+0avgdata 10864maxresident)k
0inputs+0outputs (0major+1716minor)pagefaults 0swaps
newton~/d/lolcat <3 time ./lolcat foo
0.02user 0.00system 0:00.09elapsed 34%CPU (0avgtext+0avgdata 1936maxresident)k
0inputs+0outputs (0major+117minor)pagefaults 0swaps