According to He, the BSN is also working with the developers of Cosmos, conceived as a blockchain to connect all blockchains, and Chainlink, a network of oracles, which report real-world events to trigger payments in smart contracts.
"They will not only be two of the frameworks included in BSN but play a significant role in increasing interoperability between different systems,” He said.
This Twitter link seems weird and bounces through a bunch of referrers and once showed me some kind of ad I think in some Chinese script. May be a honeypot so do some digging and click with caution. Not sure if connected to the BSN project proper.