I am looking for an expression as an alternative to fast in the following expression:
Ever since they have constructed flyover/overbridge, traffic has been very fast.
My laptop has been super fast, ever since I have had the ram changed.
For the traffic example consider:
- zips along
For the computer perhaps:
Or a retro:
like the dickens
I like "greased lightning" or "warp speed" for an expression meaning "super fast"