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Most people use their phone in portrait mode. If it were Landscape Only, it would create unnecessary friction.

• samstave 3y ago
  >>>Most people use their phone in portrait mode We have invented a new word for you to incorporate into your comments: "OPTIONS"
• gojomo 3y ago
  Alternatively, the one dimension of movement could be up-down.
  • samstave 3y ago
    no. its a single tunnel. no off-shoots. 1D. Cant turn. only damage the 1D path, to your advantage/detriment. Your mechanic is Gauntlet. (best video game ever)
    • gojomo 3y ago
      Up-down instead of right-left would still be a "single tunnel", "no off-shoots", "1D", "can't turn", etc.