3 ms·

Halfway to the Tau Day (179th or 180th day of year) is March 29th or 30th depending on your definition of "halfway". Pi day is only 73rd or 74th day of year.

• OJFord 3y ago
  tau day being the 180th day of the year is either perfect or incredibly confusing!
• tempodox 3y ago
  τ = 2π, so you're off by a factor of 2.