3 ms·

I think they do it to reduce image size and therefore power consumption. Their server is solar powered.

• isolli 5y ago
  Indeed: https://news.ycombinator.com/item?id=29067118 https://news.ycombinator.com/item?id=29067118
• mastax 5y ago
  You can fit much more detail into the same file size with just a grayscale JPEG at quality 50. Then you lose the dithering style and transparency, though.