Which global language learning platform famously redesigned its logo in 2019 to incorporate linguistic principles that make the wordmark more readable across cultures?

In the world of language and linguistics, brand identities often undergo fascinating transformations to appeal to global markets. Some of the world's most recognized companies have modified their logos or wordmarks based on linguistic principles and cultural considerations. This trivia question explores how one major company made a significant change to its wordmark based on linguistic research and consumer behavior studies.

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Duolingo - They rounded the letterforms and adjusted the spacing to improve readability in right-to-left reading cultures
Babbel - They changed their double 'b' design to avoid confusion with characters in non-Latin alphabets
Rosetta Stone - They simplified their logotype to remove serifs that created confusion in East Asian markets
Memrise - They incorporated phonetic symbols into their wordmark to emphasize their linguistic foundations