If anyone is interested in the bigger picture, this is a quick read.Perhaps what you observed can be more broadly attributed to this: (FYI, in case anyone doesn't know: when 1month>30years=VERY BAD... every time)
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The Lost Decade: Lessons From Japan's Real Estate Crisis
Although inflation sucks, deflation due to prolonged economic contraction makes inflation not so bad. How will this effect bass prices? IMHO supply and demand will be more extreme. All the lower to mid tier basses that are everywhere will suffer in price compared to the basses most in demand. The gap will widen. Same for high end lower demand basses against basses most in demand. But again, just my opinion and an answer to the OP.