Slashdot | Securing 802.11b with PPPoE ?

No free lunches asks: “After giving up in disgust on layer 2 auth like *EAP/802.1x (which is a nightmare to configure properly and requires expensive access points and bleeding edge – flaky – firmware) I am considering controlling access to my wireless LAN (a small 50-user setup, with only one Linux user – me) using PPPoE, and would like to ask the Slashdot crowd their opinion.”