I think true. There wasn't enough info to go off of.
Explanation:
You can try spreading the dye with using rubbing alcholol, but if that doesn't work, you may have to buy black dye like Rit. You can try using a black sharpie, but I doubt it would look the same like how it was.
Answer:
To take creative control over the Shutter Speed, try using Shutter Priority Mode or Manual Mode. By slowing down your shutter speed, you can get some awesome photos of star trails, stretched out clouds, vehicle tail light trails, smooth ocean or waterfall shots, moon trails (yes I said moon trails) and the list goes on.
Explanation: