A comparative view of the new 2026 (top) and old 2012 (bottom) lighting modules used for the Green Building Tetris Hack.

Photo courtesy of Tetris Hack organizers

Apr. 30, 2026

A comparative view of the new 2026 (top) and old 2012 (bottom) lighting modules used for the Green Building Tetris Hack. Photo courtesy of Tetris Hack organizers