The term “layers” is Stacks’ lingo for any system outside of Bitcoin’s base layer, such as a sidechain, which is a secondary blockchain that interacts with a primary blockchain. In the whitepaper, Stacks acts as a Bitcoin sidechain, powered by both sBTC and STX – Stacks’ native token. www.coindesk.com
The term “layers” is Stacks’ lingo for any system outside of Bitcoin’s base layer, such as a sidechain, which is a secondary blockchain that interacts with a primary blockchain. In the whitepaper, Stacks acts as a Bitcoin sidechain, powered by both sBTC and STX – Stacks’ native token.
www.coindesk.com