So far, there's no wall. There's just a gardener that can sell you a certificate...

		smsm42 on May 31, 2015 \| parent \| context \| favorite \| on: Coursera is phasing out free certificates So far, there's no wall. There's just a gardener that can sell you a certificate that you indeed visited the garden, but you can still visit it anytime whether you pay or not.