Raspberry Pi releases an OS to breathe new life into old PCs
With 512 MB, there's hardly an Internet browsing experience here. The biggest reason why old hardware have gone out of use (relatively quickly) is mostly due to Internet browsers and their need for more memory. So even if you have a computer with 2-4 GB laying around, and you attempt to revive it seeing the news here, it will be soon before you give up the idea altogether.