{"type":"rich","version":"1.0","title":"The Photonsphere wrote","author_name":"The Photonsphere (npub16z…tx27e)","author_url":"https://yabu.me/npub16z48fnv45ega854tf7cckk87wx6y04udgrud63h3mwhd2cpaxhxsftx27e","provider_name":"njump","provider_url":"https://yabu.me","html":"I'm contemplating using the dd command below to rejuvenate data – 'bit rot' – on my hard drive (the drive is *not* mounted):\n\ndd if=/dev/sdX of=/dev/sdX bs=128M conv=sync status=progress\n\nI'm wondering whether I really need a backup? (what would happen if e.g. the process gets interrupted?)\n\n#Linux #Debian"}