Space Shuttle's "fail-to-fly" tiles meet submarines' "fail-to-sail" issue

What country's navy has been using high-energy active sonars (normally for detection of submarines) as abrasive blasting weapons? Or did someone forget to read the preparation WARNING: Surface must be free from any corrosive scale, dust, moisture, contaminants, clean and dry before application of anechoic bonding agent.
.
Juan Caruso wonders if Global Climate Disruption has really been to blame.
.
Will EB Green (special duct tape) solve the problem? There is little doubt EB green ($$$$$) probably will eventually help solve this problem. For now, the silence from those who know is deafening. That means the guys have been doing a great job maintaining their silence, unlike certain analysts:
.
J. Michael Gilmore, director of operational testing and evaluation, presented the findings in a June 30 letter to Ashton B. Carter, the Pentagon's acquisition chief. In the letter, Gilmore said the Virginia class program has experienced multiple "fail-to-sail" issues — problems that could delay a ship's deployment — including the hull coating problem. dailypress.com, 2010.09.18

"When pieces of the hull coating fall off, the sub gets noisier because it interrupts the water flow over the hull. When you put more noise in the water, you're easier to detect." - Norman Polmar, naval analyst and author [ibid]

[I]n a high-threat environment "where you don't want to be detected, it's not wise to have your sub falling apart on you," said Craig Hooper, a San Francisco-based national security consultant and one-time lecturer at the Naval Postgraduate School. [ibid]
.
Submarines are always silent and strange.