Christ Himself could have made the most perfect human being, Mary, His Mother, an apostle. He didn't. To question the teaching, you are calling into question Christ's Divinity. He knew it would be a hard teaching, if He truly were God. This article and its writers appear to know more than He Who was, is, and will be forever more.

What is unacceptable is that there are those still agitating to change something that CANNOT be changed. An infallible teaching was promulgated in 1994, Ordinatio Sacerdotalis. It unambiguously stated that it was to be definitively held by ALL the Faithful, not some.