Specialized Stumpjumper 15 Pro Tech Check - Brilliant evolution or fundamentally flawed?

Specialized claim their 15th Stumpjumper is 'One bike to rule all trails'. I'll talk you through how they've tried to achieve this, whether it's hype or reality and also reveal the controversial frame feature that's got a lot of people raging.

Massive thanks to my Patreon supporters at   / guykestv  
And my channel sponsors:
Polaris Bikewear: https://www.polaris-bikewear.com
Giro Cycling UK https://www.giro.co.uk
Peatys Products: https://peatys.co.uk
Ride 100% UK: https://www.silverfish-uk.com/manufac...
Lezyne: https://www.upgradebikes.co.uk
Enduro Bearings: https://www.endurobearings.com
Time Pedals: https://www.sram.com/en/time-sport/ri...
Crud XL Fenders: https://www.crudproducts.com/product/...
Torq Fitness: https://www.torqfitness.co.uk
Feedback Sports: https://feedbacksports.com