Planning to buy ipad

Im planning to buy an ipad, yung 10th gen sana since im planning to use it sa med school so yung latest na kunin ko para mas matagal in terms of updates, 256gb na rin kukunin ko. Yung base model lang sana bibilhin ko since for note-taking and studying lang. (I heard some people recommend na mag air 5 nalang daw but its still almost 10k difference, is it really worth it?)

Pero i heard na may lalabas daw ulit na bagong ipad, hintayin ko nalang ba yun for the base model (mga how much kaya presyo nun) or magbababa pa ba presyo nung older models paglabas ng bago or not really?