Jack Dorsey says Square is considering building an open source Bitcoin miner, using custom silicon, for individuals and businesses
Square Inc (SQ.N) Chief Executive Officer Jack Dorsey said on Friday the fintech firm is looking to build a bitcoin mining system based on custom silicon …
Context & Ripple Effects
Before this mining proposal, Square had moved from exploring a wallet to announcing Bitcoin hardware wallet plans, establishing a broader hardware track around Bitcoin access.
Related coverage shows that track later became execution: Block said it was building the open-source mining system and subsequently completed a 3nm mining-chip design. The proposal therefore marks the start of a move from user hardware toward mining infrastructure.
First-order effects
- Square sets an open-source system and custom silicon as the core requirements for a prospective miner aimed at both individual and business operators.
- The proposal expands Square's Bitcoin hardware ambitions from custody tooling into the equipment used to secure the network.
Second-order effects
- Individual and business mining operators gain a prospective alternative whose software openness, rather than only chip performance, is part of the stated product proposition.
- An open-source design shifts competitive differentiation toward custom silicon and system execution, pressuring mining-hardware vendors to compete on more than closed software stacks.
Third-order effects
- Block's later 3nm-chip work points to a structural shift in which a fintech can build Bitcoin products across custody, mining systems, and specialized silicon rather than remain at a single customer-facing layer.
The trend: Square's Bitcoin strategy is evolving from user access hardware toward vertically deeper, open mining infrastructure built around proprietary chip development.