Taiwan Semiconductor Manufacturing (TSM 0.24%) may not design artificial intelligence (AI) chips, but it's a company that every AI chipmaker relies on. The AI giants rely on TSMC to manufacture their number-crunching chip designs. That's why TSMC is the safest long-term play in the AI infrastructure space.Let's look at what makes the company so special.The foundry leaderTSMC is the world's most advanced semiconductor foundry, and it counts the world's leading chip designers among its top customers, includin ...