Take a virtual machine image which can read your data, and store that. If you have everything you need, down to the kernel, you'll know you can still access the

Take a virtual machine image which can read your data, and store that. If you have everything you need, down to the kernel, you'll know you can still access the data. Experience of emulators tells us in 30 years someone will definitely have a good quality 32-bit intel emulator, capable of running linux. Such things already exist, even in Javascript, and I'm sure someone (or many someones) will want a good quality emulator, for running old games if nothing else!