Much like a condom, immature humans will be splattered on the inside.
And like a slippery condom, it's about to tear open.
I need you to picture this. You're driving 100 on the freeway and you're coked outta your mind. You car hasn't been MOTD in 3 years and you're getting head. Also, it' raining, your car is a slippery condom.
Have you seen joe's new car? You mean 'the slippery condom?'
A person who has no real skills in what they claim, but holds a certificate as "proof" of their expertise.
The programmer we hired is a total certificate merchant: he has an AWS Associates certificate but he has never touched AWS in his life. He's currently studying for Google one too.