“Only time and more studies of exotic hadrons will tell if these particles are one, the other or both.”
A new pentaquark at 15 standard deviations, the first with a strange quark, plus the first pair of tetraquarks. The statistics are solid. The physics is still a shrug. Nobody knows whether these things are single tightly bound particles or loose molecules of two, and CERN says so plainly. That honesty is more than most press releases manage.