Vertical steamers - are they any good?

Thinking about updating my old steam iron from the 1990s, what do you think of these vertical steamers, you know what I mean, that gadget that looks like a shower head and shoots a powerful jet of steam to unwrinkle your clothes without actually touching them. They are not exactly a new thing but what I want to... show more Thinking about updating my old steam iron from the 1990s, what do you think of these vertical steamers, you know what I mean, that gadget that looks like a shower head and shoots a powerful jet of steam to unwrinkle your clothes without actually touching them.
They are not exactly a new thing but what I want to know is do they work, are they as good as the traditional old fashioned horizontal iron? Do I need to spend a lot of cash to get quality or is a cheap one OK?
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