[copperx]

Is it culture dependent? Is it because in English we read left to right?

[simonw]

There was a glorious moment when I thought that the Chinese models were more likely to produce right-to-left cycling pelicans, but sadly that trend didn't seem to hold up.

[BeetleB]

For almost the last 70 years, Chinese has been left to right.

Before that it was vertical (although the ordering of the columns was right to left).

[valleyer]

Arabic or Hebrew would be better tests for that.

[CorrectHorseBat]

Chinese is also written left to right