Are wearables worth it for CrossFit?

Apple Watches, Whoop straps, heartrate monitors...so many options exist but are any of them actually valuable or useful for us?<br /><hr><p style='color:grey; font-size:0.75em;'> See <a style='color:grey;' target='_blank' rel='noopener noreferrer' href='https://acast.com/privacy'>acast.com/privacy</a> for privacy and opt-out information.</p>