In the fascinating world of ancient scripts, the Phoenician alphabet played a crucial role. Their letter 'aleph', the precursor to our 'A', didn't resemble our familiar symbol. It actually looked more like an ox head with horns sticking up and to the side. Yet, by the time the Greeks adopted it, this character had rotated 90 degrees, turning into the 'alpha' we recognize today... so how did this mysterious transformation occur?