Is this like the new tinder or what??

It does not have a picture if you can add that let me know.

Well they refer to anime girls

It has been trivialized in ads and cartoons.

Artists usually use musical imagery to make their compositions more unique and alive. imagery in music used to "show" music. because of that listeners feel what happens. they see music like complete composition. they hear sounds, they feel movement, they see a picture. it makes music deep. that's why  musical imagery is very important and is used by artists so frequently.