Both of these stocks are trading in the red this year, but one appears to have far more long-term potential than the other.The Nasdaq Composite index is up 20% this year, and it's trading near a record high. But some technology stocks are yet to join in on the rally.SentinelOne (S -3.56%) is down 23% year to date, although it's comfortably off its worst levels. The company develops cybersecurity software powered by artificial intelligence (AI), which is likely to experience significant demand, so I'll argue ...