Those barriers can include lack of access to broadband, difficulty with subscription access due to lack of a fixed home address, literacy and communication skills.
Gall y rhwystrau hynny gynnwys diffyg mynediad at fand eang, anhawster gyda mynediad tanysgrifiad oherwydd diffyg cyfeiriad cartref sefydlog, llythrennedd a sgiliau cyfathrebu.