"All are equals, but some are more equal than others, " said Chappell, who has been observing Tendulkar closely in the nets and during the domestic Challenger Trophy tournament.

BBC: It's an honour and a privilege

Other aircraft, including the Airbus A380, have had problems during rollout, said University of Dayton professor Raul Ordonez, an aircraft electrical and computer engineer who spent time observing Dreamliner development at Boeing's Seattle headquarters.

CNN: Dreamliner fix: 'It's not easy'

Discharging the battery too quickly, or with too low voltage, can also cause it to overheat, said University of Dayton professor Raul Ordonez, an aircraft electrical and computer engineer who spent time observing Dreamliner development at Boeing's Seattle headquarters.

CNN: Quick fix for Dreamliner looks less likely, experts say

Senior aides said the president had a change of heart after observing homeland security efforts over the last nine months and hearing recommendations from administration officials who looked into their effectiveness, including White House Chief of Staff Andrew Card and Homeland Security Director Tom Ridge.

CNN: Bush wants broad 'Homeland Security' overhaul