Each of these companies plays a critical role in the AI pipeline.While artificial intelligence (AI) is solidifying its mark in the world, it would be naive not to expect that some of today's AI-focused companies won't stand the test of time. In some cases, these companies may be too niche to remain independent and will ultimately become acquisition targets. Others simply won't survive.When I think about AI stocks I want to hold for the next decade, I look for companies that are key players in different phas ...