Nintendo has legally protected the names for tons of DS software ideas, including some specifically aimed at the brand new DSi model.
Unfortunately DSi-specific software will be the first handheld content by Nintendo to be region-locked. The platform holder told us this was due to regional net services and age-rating concerns.
This isn't the case with the DS catalogue of lightbulb-ideas, however, of which many appear to be emulating the PSP catalogue of multi-function uses.
We like the sound of DSBook - this may be a fancy eReader - as well as DSMap, DSPhone, DSDiary, DSTrainer and DSSpeak. We have trouble with the latter.
The full list of DS bright-spark ideas follows:
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