The phrase "about as serious" is correct and usable in written English.
It can be used to compare the level of seriousness of one thing to another, often in a humorous or exaggerated context.
Example: "He treated the situation about as serious as a game of charades."
Alternatives: "just as serious" or "equally serious".
That's about as serious as "Packing for Mars" gets.
Coney Island hoops is about as serious and competitive as it gets.
Kiss-chase is all good fun, but it really is about as serious as playground romances tend to get at this age.
Here's hoping the effect isn't too chilling, because the V.M.A.'s are worth watching when they allow pop culture to be itself: crass, backbiting, funny and, most of all, about as serious as Eminem in a mariachi suit.
"It is basically about as serious as it gets for human rights advocacy," said Eva Pils, an expert in Chinese law and human rights from King's College London who knows several of the affected lawyers.
"There can be no doubt whatsoever that the offenses for which Mr. Kadir was convicted are about as serious as they come, short of murder," she said, adding that he had taken part in "a plan that would clearly cause devastation unimaginable".
5) All bets are off if a serious attack happens: We have had about as many serious data breaches as one could imagine in the past few years.
We don't do it when we talk about the internet, so why should we when we talk about something as serious as the future of our power infrastructure?
The company wanted to be sure, before alerting the authorities about something as serious as a stolen bus, and that did not take place until about 5 p.m., Mr. Schwartz said.
After about 20 minutes it was all over: all charming, all forgettable and all about as politically serious as popcorn.
Also for the first time, Mr. Hague is being talked about as a serious competitor in the national election expected next year.
