To be precise: two options doesn't imply a 50/50 chance, necessarily.
For example, if everyone thought that Google would win on 1A, and someone predicted Oracle would, and then Oracle did, then that's doing better than 50/50. (I'm not sure if that's the case.)
For example, if everyone thought that Google would win on 1A, and someone predicted Oracle would, and then Oracle did, then that's doing better than 50/50. (I'm not sure if that's the case.)
See also: Monty Hall problem.