One of the really big differences between the current mass and that which was practiced for centuries is the extreme care that was formally taken to ensure that no Holy Communion fragments were lost and also that no unconsecrated hands could touch same. The differences are explained clearly here in this blog comment: There are not a few people out there who regard this as a very serious issue, like this writer who views it as the most serious liturgical issue facing the Church today: http://rorate-caeli.blogspot.com/2011/09/communion-handling-gravest-problem.html . You see if you think about it it would be a terrible nightmare if it turns out that these old precautions were very necessary and that routinely communicants are now walking on fragments of the Eucharist dropped while people received in the hand. Of course the standard reply to all this, and the reason why Communion in the Hand was introduced, is that it is a return to an earlier, purer, Church practice. But Bishop Athanasius Schneider for one, a Kazahkstan bishop with a doctorate in patristic Church studies, says that is a 'myth' and receiving on the tongue and kneeling is the only proper way: . Meanwhile at the Vatican level Cardinal Burke, at any rate, is of the opinion that Pope Francis prefers that communicants receive kneeling and on the tongue: . I mention all this because it is very striking how much these issues, and related matters like the over use of Eucharistic Ministers, crop up in well thought of modern apparitions and messages, in particular: Valentina Papagna, from Slovenia living in Sydney: http://motheofgod.com/threads/valentina-papagna-messages.6474/ , Maria Simma from Austria: http://motheofgod.com/threads/maria-simma-the-souls-in-purgatory.7586/ and Mama Rosa of San Damiano in Italy: http://www.wisdomandinstruction.com/communion-hand-part-ii/ Just wondered what peoples thoughts are on this subject?