The ratings for Season 1 of 63 Up are consistently in the "good" range, with ratings of 8.4, 8.2, and 8.1 for the first three episodes. This suggests that the show is consistently enjoyable and well-received by viewers. As for whether 63 Up gets better or worse in subsequent episodes, it is likely to maintain its quality based on the ratings provided for the first three episodes. Viewers can expect a consistently good viewing experience as they continue to watch the series. Bingeable rating: 85