What are some of the most common ways people lose their Bitcoin?

 nostr:npub1su60ga79paqea8kgkp52qeq4eduhtexc957m8utg4704xddprf4szmsu60 and  nostr:npub1az9xj85cmxv8e9j9y80lvqp97crsqdu2fpu3srwthd99qfu9qsgstam8y8 explain…

https://m.primal.net/KUdy.mp4