Criteria, conventions and the problem of other minds

In a discussion of the problem of other minds, we are told of ‘the decline of the Wittgensteinian Criterial Argument’. Philosophers, it appears, are again resorting to ‘the good old inductive argument’ in dealing with this problem.1 What is the Wittgensteinian argument, and what is wrong with it? Is the Wittgensteinian argument also Wittgenstein’s argument?