Another linguistics note:

Has anyone else noticed how eliding the subject (in this case "I") seems to have become more and more acceptable in English over the last 10 years?

Wonder if anyone has written about this trend.

example of how language tends to organically evolve towards the simplest viable form

but trajectory is slowed by grammar rules imposed through schooling

e.g. German still has grammatical cases (genitive etc.) because rules institutionalized by Luther Bible (1534), while Dutch evolved to work only with prepositions