Drivechain

Drivechain: The Bitcoin Upgrade to End All Altcoins?

US Lawmakers Introduce Bill to Mitigate Risks From El Salvador Adopting Bitcoin as Legal Tender

Drivechain, a proposed soft fork via BIPs 3, could introduce a portfolio of sidechains to Bitcoin and replicate any altcoin use case.

Will The Rise of Drivechain Put An End To All Altcoins?

Drivechains: A Detailed Analysis - Peter Todd

Drivechains as an alternative to Altcoins - Bitfinex blog

However

However, a hotly-debated Bitcoin upgrade called “Drivechain” seeks to introduce these benefits to Bitcoin by opening up its development possibilities in one fell

Will Drivechains drive out altcoins? While drivechains hold the promise of technical advancement, the appeal of altcoins will remain to be pump and dump schemes.

Drivechains on Bitcoin: What are they and how will they impact

Bitcoin: What is Drivechain? Will it Make Altcoins

With Drivechain, Bitcoin Will Make Altcoins Obsolete