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empirical
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in the field
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pilot
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personal
nontheoretical
provisional
trial and error
working
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serviceable
how-to
functional
temporary
nuts and bolts
practicable
unromantic
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virtual
probing
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seen
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unmediated
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theoretical
impractical
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tried
vicarious
metaphysical
philosophical
suppositional
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notional
worthless
useless
subjective
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intellectual
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theoretic
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unrealistic
conceptual
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abstruse
academic
abstract
deduced
deductive