Why is "Security in the cloud" (your responsibility) important? (Don't confuse it with "security of the cloud", which is the vendor's responsibility)

Nearly half – 46 percent – of 37,000 Twitter users polled by Armor over a 13-week period said they’ve put sensitive data in the cloud, while 41 percent said they’d do so in the next two years.

In addition, 47 percent did not understand what shared responsibility means in the realm of cloud security.

https://www.scmagazine.com/home/security-news/armoru-poll-finds-46-of-37k-twitter-users-have-put-sensitive-data-in-cloud/