Because it is tough for high school students to fall asleep early enough.
"In the teenage years, the hormonal response to the 24-hour daily light/dark exposure that influences circadian rhythm is altered, making adolescents physiologically yearn to stay awake later at night and to remain asleep later in the day."
That wish was the itch that Soylent was built to scratch. I've gone back and forth on it, but in the end I found that mixing the powder up wasn't that much easier than just making a sandwich. The bottled version is a really quick way to get some sustenance but it generates a lot of waste...
>>after taxes you’re still making a million or so a year depending where you live, so still safely a millionaire and thus rich (two commas club).
A millionaire just has a net worth greater than or equal to a million dollars. They don't need to have an after-tax income greater than or equal to a million dollars.
"In the teenage years, the hormonal response to the 24-hour daily light/dark exposure that influences circadian rhythm is altered, making adolescents physiologically yearn to stay awake later at night and to remain asleep later in the day."
https://www.neurologytimes.com/blog/teenage-circadian-rhythm