Confirmation of gamecard extras issue:

http://www.gog.com/game/the_witcher_2
manual + 19 wallpapers + game guide +14 more = 17
OR
manual + 19 wallpapers + game guide + soundtrack (FLAC) + 14 bonus videos (46 min) + 6 making of videos (48 min) + 14 avatars + 41 HQ artworks + Triss Playboy session + comic book (50 pages) + map of The Northern Kingdom + 7 papercraft dolls with game's characters + pamphlet & envelope + localized extras (HU, PL) + localized extras (ZH, CZ, DE, EN, ES) + localized extras (FR, IT, JP) + REDkit modding tools = 17

I still have:
The_Witcher_2_ee_artbook2.zip
The_Witcher_2_ee_soundtrack.zip
available for download which = 19 - the number I had logged in my spreadsheet from the original gamecard.

From MaGog's logs for September 30:

NOTE! CHANGED DROD: The Second Sky, sys_req_win: Windows XP / Vista / 7 / 8, 1.8 GHz Processor, 512MB RAM (1 GB recommended), 3D graphics card compatible with DirectX 7 (compatible with DirectX 9 recommended), 500 MB HDD, Mouse, Keyboard ***TO*** Windows XP / Vista / 7 / 8, 1.8 GHz Processor, 512MB RAM (1 GB recommended), 3D graphics card compatible with DirectX 7 (compatible with DirectX 9 recommended), 700 MB HDD, Mouse, Keyboard

NOTE! CHANGED Spacecom, file_size: 130 MB ***TO*** 128 MB

From MaGog's logs for October 1:

NOTE! CHANGED Age of Wonders 3 - Golden Realms [DLC], sys_req_win: ***TO*** Windows XP / Vista / 7 / 8, Intel Core 2 Duo E6600, 2.4 Ghz / AMD Athlon 64 X2 5000+, 2.6 Ghz Processor (Intel Core 2 Quad Q6600, 2.4 Ghz / AMD Phenom X4 9900, 2.6 Ghz recommended), 2 GB RAM (4 GB RAM recommended), 10 GB of HD space, Graphics: nVidia 8800 / ATi Radeon HD 3870 with 512 MB or Laptop integrated Intel HD 3000 with 3 GB system RAM (nVidia Geforce 460 1 GB / AMD Radeon HD 6850 1 GB recommended), DirectX 9 compatible sound card, DirectX 9.0c, screen resolution: 1024*786 (1920*1080 recommended), open internet connection for online multiplayer
[fixes a deficiency present since September 18]

NOTE! CHANGED Little Big Adventure (Relentless: Twinsen's Adventure), os: Windows (XP, Vista, 7, 8) ***TO*** Windows (XP, Vista, 7, 8) and Mac OS X (10.6.8 or newer)
[reverses a change, possibly a bug, introduced on August 25]

From MaGog's logs for October 1:

I am glad to inform that the bug reported two days ago, whereby 149 game pages displayed inocrrect and partial bonus information, has been fixed. All 149 games now display the same information they did just before the bug occurred.

NOTE! CHANGED Magicmaker, file_size: 200 MB ***TO*** 201 MB

NOTE! CHANGED Age of Wonders 3, regional_str: BR,DE,GB,PL,RU, ***TO*** AU,BR,DE,GB,PL,RU,
NOTE! CHANGED Blackguards: Untold Legends [DLC], regional_str: DE,GB,RU, ***TO*** DE,GB,PL,RU,
NOTE! CHANGED Divinity: Original Sin - Source Hunter [DLC], regional_str: BR,DE,GB,PL,RU, ***TO*** AU,BR,DE,GB,PL,RU,
NOTE! CHANGED Gomo, regional_str: BR,DE,GB,RU, ***TO*** BR,DE,GB,PL,RU,
NOTE! CHANGED Guacamelee! Super Turbo Championship Edition, regional_str: BR,DE,GB,PL,RU, ***TO*** AU,BR,DE,GB,PL,RU,
NOTE! CHANGED Hatoful Boyfriend, regional_str: BR,DE,GB,PL,RU, ***TO*** BR,GB,RU,
NOTE! CHANGED Surgeon Simulator Anniversary Edition [DLC], regional_str: AU,DE,GB,PL,RU, ***TO*** DE,GB,PL,RU,

Probably because of the Local Prices Update.

I wonder if the game versions will be re-added to the game pages at any point in the future...

I certainly hope so. If anyone notices them, please drop me a note.

From MaGog's logs for October 2:

NOTE! CHANGED Neverending Nightmares, os: Windows (XP, Vista, 7, 8) ***TO*** Windows (XP, Vista, 7, 8) and Mac OS X (10.7.0 or newer) and Linux (Ubuntu 14.04, Mint 17)
NOTE! CHANGED Neverending Nightmares, sys_req_mac: ***TO*** OS X 10.7.0 or later, Processor: 1.7GHz Intel/AMD CPU, Memory: 1 GB RAM, Graphics: OpenGL 2.0 compliant video card, Hard Drive: 500 MB available space
NOTE! CHANGED Neverending Nightmares, sys_req_linux: ***TO*** Ubuntu 14.04, Mint 17, Processor: 1.7GHz Intel/AMD CPU, Memory: 1 GB RAM, Graphics: OpenGL 2.0 compliant video card, Hard Drive: 500 MB available space, Requires the following packages to be installed: libc6:i386, libasound2:i386, libasound2-data:i386, libasound2-plugins:i386 and dependencies, This game comes with a 32-bit binary only

NOTE! CHANGED Terraria, languages: English ***TO*** English, French, Italian, German, Spanish

FINALLY! :)

From MaGog's logs for October 3:

NOTE! CHANGED Race the Sun, file_size: 24 MB ***TO*** 25 MB