Adverb
not a moment too soon (not comparable)
Synonym of not a minute too soon
1991, “Top Spin”, in SPIN, June, vol 7 number 3 edition, page 10:There's impatience too: He writes that Morrison "expired, bloated and burnt out, in a bathtub in Paris at 27, not a moment too soon. His life was a bad influence."
The skills you acquire can always be effectively redeployed. You will look back on setbacks and be grateful for the catalyst that came not a moment too soon. Tom Freston