Yes, it is confirmed that INBlockchain is a stakeholder in BlockOne:
https://twitter.com/EosCrow/status/984507979155226624
- EosCrow
Also, Ian Grigg (an employee of BlockOne) has confirmed:
https://twitter.com/eoschain/status/984749651478761472
- eoschain
Here is the full conversation of us confronting Dan Larimer about our issue with INBlockchain and their investments in 4 other block producers being a cause of centralization in EOS: https://busy.org/@eosgo/eos-telegram-summary-4-10-18-is-inblockchain-trying-to-take-over-the-eos-blockchain
RE: Evolution’s Response to Vitalik