Author here. There were a lot of ends that I tried to tie up that started to be difficult to find hard evidence for. Some of the string/object storage stuff is

Author here. There were a lot of ends that I tried to tie up that started to be difficult to find hard evidence for. Some of the string/object storage stuff is discussed casually in mailing lists, but there aren't great places I could point to and say: _this_ is the definitive answer. If you would point me in the right direction for some of these resources, I'd be happy to amend the article. Thanks for reading all the same.