X Executive Says Cashtag Feature Drove $1 Billion in Global Trading Volume

The claim is likely true in the narrow sense that Nikita Bier did say it. Three fetched secondary reports—Yahoo Finance, The Deep Dive, and CoinPost—independently attribute essentially the same wording to Bier, including the key phrase that Cashtags drove about $1 billion in global trading volume since launching Tuesday night. The Deep Dive explicitly reproduces the quoted text. However, confidence is only medium because no primary-source X post or official X announcement was successfully fetched in this run, and Yahoo Finance notes that no supporting methodology or detailed sourcing for the volume figure was provided. So the statement about what Bier said is well corroborated, but the underlying $1 billion figure itself is not independently verified by primary evidence here.