or some method of magnetising the deflector

Trouble is, most of the debris isn't magnetic. Mostly aluminum, titanium, carbon-carbon etc. Weight == cost and steel has no advantages.

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.
"Too many [] have been sedated by an oppressive environment of political correctness and risk aversion."

In reply to Re^13: "Practices and Principles" to death by BrowserUk
in thread "Practices and Principles" to death by ack

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