Sounds like you're able to tell just fine what you think is good & when it comes to art, music, and many other things that are relative to your own tastes.. that's all that matters. You simply have a different set of criteria for what you think is good than what others around you have. Or perhaps you have a more open mind and can appreciate a much broader range of things than others can. Either way, your sense of good and bad isn't defective when it comes to anything artistic - it's just different than others. EVERYONE has a slightly different perspective when it comes to art. One single song could be one person's most favourite tune of all time, and another might find it boring, while someone else thinks it's terrible and should never be played… and guess what? They're all right.. because there is no right or wrong in terms of what you like.
As for quality, it's a little less subjective. The quality of something is measured as to how closely it has been produced to the specifications it was engineered to be made. If a song is played out of tune or time, it's of poor quality because it's not what's specified on the sheet music. If every round bouncy ball produced is perfectly round, they're of excellent quality of shape.. but if they're all sorts of different oval shapes then they'd be considered low quality as they wouldn't look nor function as intended. etc. Quality isn't so subjective and relative as artistic appreciation. It's much more quantifiable & measurable and that is why there's an entire industry around quality control and statistical process control/six sigma quality control systems and so on. I'll spare you the bell curves and stats lecture
but my point is that you can't have a "wrong" opinion about personal preferences for art. If you want to consider art in terms of quality, it's very simple: You have different criteria for what constitutes "good" quality art vs. "bad" than what others do. That's just fine because there is no set measurement criteria or specifications for the "quality" of art like can be so easily defined for a mass manufactured product.
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for supporting trump. Because doing so is deplorable.