Estimated Next Difficulty: 40,248,405,371 (-0.13%)

I never saw this before:)

Estimated Next Difficulty: 39,891,564,019 (-1.01%)

Estimated Next Difficulty: 39,621,045,932 (-1.68%)

I'm seeing this:
7.47 days left until -2.83% growth

Estimated Next Difficulty: 39,465,146,903 (-2.07%)

Taken from https://bitcoinwisdom.com/bitcoin/difficulty

(Down boy, down!...

www.youtube.com/watch?v=aKfbSHW9uGA&t=1m29s