The Guardian – Alex Bellos
“It may not be as hair-raising as Formula 1, nor as dramatic as Premier League football, but Sudoku solving is acquiring a niche following as a spectator sport. It’s surprisingly thrilling, believe me. Just ask fans of the puzzle-solving YouTube channel Cracking the Cryptic, which has seen its viewing figures shoot up over the last two months. Its top Sudoku video has had more than 3 million views.” (more)