While the price of fuel may have dropped in recent weeks, we’re still at unprecedented levels for a litre of fuel
If the price of fuel is lower than it was a few weeks ago, surely it can't be at an unprecedented high. The precedent was set a few weeks ago. Unless this is an unprecedented low?
(I understand the point the writer is making; I'm just being pedantic. I think I rewrote the sentence, though, because some of our readers are pedantic too.)