4 ms·It means it can compile itself.by mungoman2 12y agoIt means it can compile itself.jenscow 12y agoAnd the significance being, this compiler can handle code complex enough to create a compiler.vidarh 12y agoAnd it also means (thought this used to be more significant) that porting it to a new platform "just" means re-targeting the code generator and recompiling.