Maybe he had run out of good ideas for a song. It could possibly be due to how many newer songs in this generation lack those stuff that IBTFY and possibly TD has.

Nowadays it's more like "This plant it costs so much money I went to school never went back".
Before it was more like "I'll cry a thousand rivers for you and those days are never back again".

10 songwriters and 10 producers nowadays for only one song can happen often.
Also to stay popular and in the charts could be a reason for them writing songs like Bounce or THINFS.