After 13hrs, and 1.5 dls this link seems to be corrupt:
http://mirrors.voyager.net/games/halflife/esf/win/ESF_B12_Full.exe
I get an I/O error when trying to install
http://mirrors.voyager.net/games/halflife/esf/win/ESF_B12_Full.exe
I get an I/O error when trying to install