Mint-made errors 5 centavos. Foreign coins struck on a U.S coin planchet or vice versa are very uncommon and hold a high value. Authentic error coins should not be confused with coins that are damaged after being minted, which is known as post-mint damage (PMD) or post-strike damage (PSD). Mints purchase long strips of metal which are fed through blanking machines that punch out disks known as blank planchets (or simply as planchets or blanks) on which coins are struck. This determines the size and shape of eventual coins. The punched disks are first known as "type-1 blanks (or planchets)". The disks
Four Pieces for Mirai Four Pieces for Mirai Four Pieces for Mirai is an extended play by American musician James Ferraro. It was self-released on May 18, 2018 on his Bandcamp page and later to other music platforms. Ferraro also released the album on cassette. The EP was originally shown as featuring four tracks as the title would suggest, but was later extended to six tracks upon its release. "Four Pieces For Mirai" is a concept album based around Ferraro's own post-apocalyptic narrative involving Mirai, a malware that turns networked devices running Linux into remotely controlled "bots" that can be used as part of