07:54. Good one. I think the "mistakes" are intended.

07:54. Good one. I think the "mistakes" are intended.

Look at the title, luweewu; there is no mistake!! =)

Look at the title, luweewu; there is no mistake!! =)

confusing

confusing

Not bad, despite some mistakes at two of the middle nodes. (The dark grey shouldn't have continued in an unbroken L at those two spots.)

Not bad, despite some mistakes at two of the middle nodes. (The dark grey shouldn't have continued in an unbroken L at those two spots.)

Yup it's 4-D because it takes time to solve. Time the 4th dimension.

Yup it's 4-D because it takes time to solve. Time the 4th dimension.