Mint-made errors are called "type-2 blanks (or planchets)" after an upending mill adds uniform, rounded rims. Type-2 blanks may also be considered striking errors as they are prepared correctly, but are released without having been struck. A misfeed can occur when the metal strip is fed through the blanking machine. The punches sometimes overlap the leading edge of the metal producing a straight clip. Sometimes, the punches strike an area of the strip which overlaps the hole left by the previous strike producing a curved clip. Sometimes punches strike the irregular trailing edge of the metal strip producing irregular clips. Coins are
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