Witness David Axt David Axt , a 39-year-old Seattle architect who has played electric guitar since high school.

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Witness David Axt , a 39-year-old Seattle architect who has played electric guitar since high school.

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His largest holding is AXT, a Chinese firm (with a U.S. headquarters in Fremont, Calif.) that makes compounds from which semiconductors are built.

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Here's how the tax code can help Axt.

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