Thom Yorke's band made In Rainbows available to download on a pay-what-you-want basis, something McGuinness felt U2 should not replicate.
In a letter to NME, Bono called Radiohead "courageous and imaginative in trying to figure out some new relationship with their audience"
.
He added: "Such imagination and courage are in short supply right now. [Radiohead] are a sacred talent and we feel blessed to be around at the same time."
U2's new album is expected to be released in October
Read more at the www.digitalspy.co.uk