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Schemen123 t1_ix2giwg wrote on November 20, 2022 at 5:50 AM

Reply to comment by Careful_Yannu in TIL after a seizure left him paralyzed except for his left eyelid, Jean-Dominique Bauby (1952-1997) wrote the bestselling book "The Diving Bell and the Butterfly" by blinking to select each letter as an assistant recited the alphabet to him. by chumloadio

Trees are much faster, they only need to store what's actually there.

A matrix only works better when its full.

Of course its way easier to understand