I agree, Mr. Ratburn's an institution in and of himself.  His voice embodies his proper boarding school upbringing and slight effeminate nature perfectly.

Unfortunately as you probably noticed, this forum's been pretty much a ghost town for the past month or so due to a suspicious troll, "MomaLuigi," spamming rampantly and there being no moderator to maintain things.
Several the more active users here started a new forum with an emphasis on a relaxed, unpretentious atmosphere and combining serious Arthur discussion with silly fan creations and outrageous speculation:

http://theslumsofelwood.forumotion.com

Our doors are always open to fellow Arthur fans with a strange sense of humor and a strong interest in analyzing the show even down to the tiniest nuances.  You're welcome and invited to join us there!