Spacestategeschiedenis

Data file:

• First 8 bytes (64 bit): unix time_t epoch time of first data point
• Subsequent data: one byte per minute, byte offset = 8 + floor((time() - $start_time) / 60)
  • ASCII '0': space was closed (or mostly closed)
  • ASCII '1': space was open (or mostly open)
  • ASCII '?': script did run but could not determine space state (not currently in use)
  • ASCII '\0' (NUL): space state was not recorded
  • Any other value: treat as '?'