[Majromax]

It's also difficult because Friends is also a long-tail phenomenon. There were dozens of 90s sitcoms that failed to become generational hits.

Also, a counter-argument to my proposition above is that broadcast TV through the mid-90s had a captive audience in a way that Netflix doesn't. To a limited extent, broadcast TV could force audiences to become familiar with a show, pushing an originally-marginal show over a threshold of popularity.