The definition of SHOULD is "This word, or the adjective "RECOMMENDED", mean that there may exist valid reasons in particular circumstances to ignore a particular item, but the full implications must be understood and carefully weighed before choosing a different course."
I suspect viva.com didn't consider the full implications, and I suspect Google did some hard math on hours saved for their customers
The definition of SHOULD is "This word, or the adjective "RECOMMENDED", mean that there may exist valid reasons in particular circumstances to ignore a particular item, but the full implications must be understood and carefully weighed before choosing a different course."
I suspect viva.com didn't consider the full implications, and I suspect Google did some hard math on hours saved for their customers