According to Eric Balchunas, the term 'Suitcoiners' refers to ETF, government, and institutional buyers of Bitcoin. Some market participants express concerns that these Suitcoiners could potentially threaten Bitcoin's decentralized structure if they were to act in collusion. However, Balchunas argues that similar concentration fears were raised in traditional stock voting systems without materializing into significant structural changes. For traders, this highlights that while institutional inflows may increase Bitcoin's price stability and liquidity, concerns over centralization remain largely theoretical at this stage (source: Eric Balchunas, Twitter, May 2, 2025).