Maybe he didn't, I tried to guess what he meant when he says, > "Everything from hacking someone's computer so when you visit a website it tries your computer

Maybe he didn't, I tried to guess what he meant when he says, > "Everything from hacking someone's computer so when you visit a website it tries your computer back to being able to extract first names, last names, locations" at 0:24 and guessed XSS + SQLI but I could be wrong about the SQLI now that I'm paying closer attention to how he phrased it.