Well, the gear list is starting to detract from the other information in the OP so I've decided to relocate it to here. I'll link this post in the OP so you don't have to dig for this. Here we go:
[size=small]Who and What:[/size]
GlendaleViper: Headphones: Grado RS-1, Sennheiser HD 25-1; Amp: Eddie Current EC/SS; Source: Marantz DV6600 universal, iPod (5G 60); Cables: Grado 1/4-1/8 & extension, Bunch of cables, some of them homebrew.
RedLeader - Source: Creative H120, Microsoft Zune (maybe), Toshiba SK741(?); Amp: Little Dot Micro, Dared MP5 integrated; Headphones: Westone UM2, headbanded Koss KSC75, AKG K340
The_Duke_Of_Eli - Source: Sony CDP-515, Ipod Mini (rockbox'ed) / Custom high-grade PINT (once I get it)
Amp: Mr. X Amp; 'Phones: SR-60s, K81djs (HD650 re-cabled), j-JAYS, d-JAYS, pre-production q-JAYS, v-moda bass freqs.
Pixel Pusher* - AUTHORIZED CANADIAN GRADO/ALESSANDRO DEALER
looser101* - Source: Music Hall CD-25; Amp: Aikido Headphone Amp; Cans: Alessandro MS-2i
datamorph* - Headphones: Sennheiser HD-580, reterminated PX100, HD-201, Disemboweled Philips IEM thingies; Source: USB Audio Stick
doxaman* - iPods; Shure e500; RSA Tomahawk; Grado 325i; Sennheiser HD570; Meier Headfive (maybe)
rlanger* - Headphones: Sennheiser HD600, Shure E500; Amp: RSA Tomahawk, Woo Audio WA6; DAC: Musiland DA10
philodox* - Headphones: Modded AKG K340 w/BlackGold, Modded MB-Quart QP85, Modded AKG K81DJ w/Cardas; Source: Zapfilter Modded Eastsound CD-E5, Archos 404 [can also bring my HP Laptop with $15 USB sound card if there is a need]; Amps: McAlister Audio Massive Attack, Sol Headphone Amplifier, MisterX PINT; Other: Assorted cables, PS Audio UPC200, Good music
Purgatos* - Source: Lavry DA10; Headphone: Beyerdynamic DT880
omendelovitz* - Headphones: Beyer DT880 (w/leather pads); Grado GS 1000, Koss Portapro (recabled), UE Triple.fi; Source/Transport: CIAudio VDA-2 DAC, Panasonic DVD player; Amps: KICAS Headphone amp prototypes (x3); Power: CIAudio VAC-1
azncookiecutter - Sources: Laptop, HPDAC; Headphones: Alessandro MS-1, Shure E4, Sony MDR-V6
Kryss - Sources: LG DV7832NXC, Sony DNF-430B; Amps: Rotel RX-600A, Cmoy; Headphones: Sennheiser HD580, highly modded Alessandro MS1
WiseOx* - Headphones: Sony MDR-SA3000, Modded Grado SR60; Amp: Little Dot II++; Source: Ipod Nano
yale.reinstein - Headphones: Grado SR80, Koss Portapro; Amp: Govibe v5.
cooperpwc* - iRiver H140 (Rockbox/optical out) > HeadRoom Micro DAC > Headphile BlackMax interconnect > Millett Hybrid (diamond buffers) > Beyerdynamic DT880/600 (leathered).
zsjoeblack - Source: Cowon D2; Headphone: Bang & Olufssen A8
LawnGnome - Source: 5.5G iPod; Headphones: Grado SR-60s, Beyer DT770/08 (maybe); Amp: Portaphile V2^2 Maxxed
rasonho - Source: Philips CDF100, iPod Video; Amp: 2 headamps by mainland China DIYer; Headphones: Beyer DT880, AKG K501 (Modded), Shure E500.
hellenback* - Headphone: Sennheiser HD555; Amp: Practical Devices XM4
Ray Samuels - Amps: B-52, The Apache, The Raptor; Headphones: Sony R-10 balanced, Grado PS-1 balanced, Sennheiser HD600 balanced; Source: Meridian 508 24 bit.
siicom - Authorized Canadian distributor of Shure and Westone products and instrumental in securing their support for the meet.
soloz2 - (Still to be confirmed) Headphones: Sennheiser HD580 w/ HD600 grills and upgraded cable, Grado SR 225, AKG K171 (probably)
vacuum86 (Peter McAlister) - Amps: New prototype all tube electrostatic headphone amplifier (EA-6?), ML-33 dynamic line/phono stage headphone amplifier
Djarum* - Source/DAC: E-MU 0404; Amp: Trends TA-10.1 T-Amp; Headphones: Alessandro MS2i, Sennhesier HD545, STAX SR-80 (with SRD-4 energiser and a broken headband!).
Wafermadness - Gear info is at home in email. Stay tuned.
iliketuna - Headphone: Sennheiser HD650; Source: Laptop with E-MU 0404 (not sure if this will be coming along)
Canuck57* - Dude has one hell of a collection. Ask if you see anything you'd like to hear in particuar. Stax system and Mapletree amp are confirmed.
zare* - Headphones: Grado SR125; (maybe) AKG K701; Amps: DIY original Millett, Millett Max (if built in time)
lazyguy - Shure e3c
chesebert* - Amp: Dark Voice 332; Headphones: Grado HF-1, Koss A250, ATH-ANC7
jayehs - Source: iPod Nano; Headphones: Shure e4c, Grado 325i
pbalcer
zyxwvutsr - HeadphonesL AKG K501, K240M; Amp: Little Dot Micro+
FallenAngel
Larryminator
Killercrush
mr_a
BobbyGeneric - Headphones: Sennheiser HD650 w/ Zu Mobius, HD25-1, Audio-Technica ATH-A500
poiuy - Headphones: Sennheiser HD595, Alessandro MS1; Amp: Headroom Total Bithead 2006
ElectroJunkie - Headphones: Ultimate Ears UE5c (customs), Possibly AKG K701; Amp: RSA Hornet M; Source: iPod
Yepboy
Mr_Penut
Wylie
chimxchim
mbriant
Zanth
MaxAmplitude - President, Practical Devices
*Denotes paid in full