"Fast Data Transfer via Tor"[0] has persisted for ~20 months. But "Fast Data Transfer via Tor (Methods)"[1] was gone soon after I took the hosting IPFS node down.
0) https://ipfs.io/ipfs/QmUDV2KHrAgs84oUc7z9zQmZ3whx1NB6YDPv8ZR...
1) https://ipfs.io/ipfs/QmSp8p6d3Gxxq1mCVG85jFHMax8pSBzdAyBL2jZ...