Yes, there are a few hurdles. Basic proof of concept will be supplementary data that freely rides the wave of Bitcoin streaming data, as a simple modulated frequency. We can use the peaks to extract data from the header, just like Teletext did with vblank.
What the chain says
- Block
- 705 843
- Time
- 2021-09-22T00:19:23Z
- Signer
- 1DEFTFNHpd8PGWdGb7fHzVodGqRSX5Hgm3
- App
- twetch
- Type
- post
- Content type
- text/plain
- Name in tx
- twetch#457
Fields the transaction did not carry are omitted. Open the payload to see the bytes as stored.
Signed by
1DEFTFNHpd8PGWdGb7fHzVodGqRSX5Hgm3 Verified