You're right, it's from a mix of time periods. What stuck out to me and got me looking for timing information, though, was that it doesn't feel well integrated

You're right, it's from a mix of time periods. What stuck out to me and got me looking for timing information, though, was that it doesn't feel well integrated. There are ways to update old articles so that they are fully current, but this one is mostly taking an old article and adding more examples without thinking about how this affects the overall argument.