I have an old M3 micro sd flashcard (the one that has different size shells for GBA and DSLite) that I stuck with for so long because of RTC. I just replaced the battery. The patching software doesn't work in newer versions of Windows, but I haven't run into a problem with clean roms yet.
Would...
If you decide to take the easy way out, at least do it some interesting way, like 5 fishing magnets and ropes... Run out to the space x rocket as it's about to take off.... Ohhhh add some snow skiis and skii into to space!!!