Why do you care?
The ability to integrate and exchange coins will be a critical capability for a cryptocurrency project to have. The use cases presented will require each project to have the ability to exchange or swap values with other coins for different purposes. Providing a platform via a marketplace or with atomic swap capabilities is critical to support the long term use case for any coin. Marketplaces will be pivotal in driving utilization of any cryptocurrency.
Scoring: 1 to 5, 5 being the best.