When trying to build an AUR package, i got this error: ==> Verifying source file signatures with gpg... freetype-2.9.tar.bz2 ... FAILED (unknown public key C1A60EACE707FDA5) ==> ERROR: One or more PGP signatures could not be verified! ==> ERROR: Makepkg was unable to build freetype2-clearty.....

introduction: why i like this machine acer aspire one zg5 i wanted something to carry around with me, but i wanted a real keyboard as well. one can actually buy tablets that are pretty much the same size as this machine (although lighter and thinner), and attach some sort of keyboard. but they usual.....