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You know those toys that make you think someone gave you drugs when you look into them? Why not recreate the psychedelic patterns on your photos?
Prime lens or zoom lens? Is 30mm enough for all life situations, or would you like an 18-55mm to cover landscapes and portraits? Or maybe an 18-200mm for sports and street photography as well? Here is my take on the matter, and why I go for primes.
It is my latest discovery to carry such a special canon on my hand.