pointless traffic sign on blue sky

pointless traffic sign blue sky background frustrating useless meaningless purposeless insignificant unimportant unnecessary trivial senseless nonsensical unproductive redundant irrelevant superfluous unavailing empty hollow vain fruitless unprofitable inane wasteful futile unrewarding unremarkable negligible unimpressive insipid dull insufficient insensate empty-headed mindless vacant absurd foolish silly puerile ridiculous absurdity ludicrous boring tedious monotonous drab monotony stale stupid banal dullness