We all project/assume based on the bubble we live in.
In my 18 years of in-house software dev experience (several countries, companies of different sizes), not once have I even heard (in the real world, not online) of people using any sort of drugs like the ones mentioned in the article.
I'm not saying that you're wrong. But based on my personal experience, I also could bet the opposite of what you're saying and feel just as confident.
I know some people who take party drugs. I know alcoholics. But coworkers who routinely take performance enhancing drugs other than caffeine at work, not one.
I guess it depends on your environment. Silicon Valley seems particularly prone to it.
In my 18 years of in-house software dev experience (several countries, companies of different sizes), not once have I even heard (in the real world, not online) of people using any sort of drugs like the ones mentioned in the article.
I'm not saying that you're wrong. But based on my personal experience, I also could bet the opposite of what you're saying and feel just as confident.