You may have noticed your Wii’s disc slot glowing eerily in the night this week, signaling that Nintendo just released firmware updates for both its motion-controlled console and the DSi. The company cites “behind-the-scenes improvements to system performance” as the reason for the patches, but the updates also reportedly remove support for a number of flash cards, mods, and other solutions for running pirated and homebrew software. Users on the GBA Temp forums ( via Gamasutra) were among the first to discover the quiet disabling of unauthorized software on Nintendo’s platforms
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Wii, DSi Firmware Updates Squash Homebrew Support