Well, if you've wondered about a quantifiable answer, here is your chance!
In the USA TNG still manages to get its fair share of reaction, comparing favorably with other shows in the drama and sci-fi category. It's "demand" numbers are up 5.3% in the last month and 13.4x the market avg in the same period, and:
https://tv.parrotanalytics.com/US/star-trek-the-next-generation-syndication
In the UK, it's numbers are similar:
https://tv.parrotanalytics.com/UK/star-trek-the-next-generation-syndication
Not bad for a 33 year old show!
In the USA TNG still manages to get its fair share of reaction, comparing favorably with other shows in the drama and sci-fi category. It's "demand" numbers are up 5.3% in the last month and 13.4x the market avg in the same period, and:
Star Trek: The Next Generation ranks at the 97.8th percentile in the Drama genre. This means Star Trek: The Next Generation has higher demand than 97.8% of all Drama titles in the United States
https://tv.parrotanalytics.com/US/star-trek-the-next-generation-syndication
In the UK, it's numbers are similar:
https://tv.parrotanalytics.com/UK/star-trek-the-next-generation-syndication
Not bad for a 33 year old show!