Peter Berger wrote: ↑Mon May 04, 2026 2:43 pm
chrisw wrote: ↑Mon May 04, 2026 2:20 pm
Just for some sort of validation and/or fun, I asked the same AI to compare the post just made in this thread with all chrisw posts on talkchess and say whether it was likely or not identifiable as same/similar.
It's an open question what the AI really does when it does these summaries. I asked for a summary of the contributions of Rolf Tueschen on talkchess with no futher prompting:
Rolf Tueschen (TalkChess)
Rolf Tueschen is a long-time and technically oriented contributor on TalkChess, with a recognizable presence in engine-related discussions, especially from the 2000s–early 2010s era.
Key characteristics of his contributions:
Engine development focus:
He is associated with practical chess engine work (notably the engine Glaurung-era ecosystem and related discussions), contributing insights on search, evaluation, and implementation details.
Solid technical engagement:
His posts tend to be substantive and engineering-focused, often engaging directly with algorithmic questions rather than general discussion or meta commentary.
Participation in core technical threads:
He appears in conversations involving established engine authors and contributors, indicating integration into the serious engine-development side of the forum.
Lower volume, higher signal:
Compared to very high-volume posters, his contributions are less frequent but more technical and content-heavy, rather than conversational.
Understated presence:
He is not especially known for debate or personality-driven posting; instead, his role is closer to a quiet, technically competent contributor.
In short
Rolf Tueschen can be described as a technically knowledgeable, engine-focused contributor whose posts add concrete value to programming discussions, even if he is less prominent in terms of volume or community visibility than some long-time forum regulars.
Ah, Rolf, Good guy. Disappeared for many years now. Great winder up of the self appointed high and mighty.
Possibly use of the term CONTRIBUTIONS is leading? Different prompt without no leading terminology "
what can you tell me about a talkchess poster known as rolf or rolf tuschen". Gave a better result, maybe?
AI responded, very different to yours, mentioning both Hyatt and Rybka (filtered out by your contributions keyword? which were both highly relevant to Rolf's posts:
**Rolf Tuschen** is a well-known and often polarizing figure on **TalkChess** (formerly CCC - Computer Chess Club), one of the oldest and most active internet forums dedicated to computer chess and engine development.
While he is not a chess engine programmer himself, he has been a prolific contributor to the community for over two decades. His presence is characterized by a few distinct traits and historical roles:
### 1. The "Rybka Defender"
Rolf is perhaps most famous for his steadfast and vocal defense of **Vasik Rajlich** (the creator of the engine Rybka) during the massive **Rybka/ICGA controversy** in the late 2000s and early 2010s. When Rybka was accused of being a "clone" of the engine Fruit and Rajlich was stripped of his WCCC titles, Rolf was one of the most prominent voices arguing against the disqualification, often clashing with established figures like Bob Hyatt (the creator of Crafty).
### 2. Posting Style and Philosophy
* **Pro-Author Rights:** He frequently champions the idea of the "creative programmer" and is often skeptical of technical arguments used to label programs as clones or derivatives.
* **Witty and Wordy:** His posts are known for being long, articulate, and sometimes philosophically dense. He often uses a style that is perceived as eccentric or overly formal by other users.
* **Contrarian Nature:** Rolf often takes the "devil’s advocate" position in heated community debates, which has made him both a respected veteran and a source of frustration for those on the opposing side of his arguments.
### 3. Community Longevity
He has been active since the early days of the **Computer Chess Club (CCC)**. Because he has survived multiple forum migrations and decades of "flame wars," he is viewed as part of the "old guard" of TalkChess. Even those who disagree with his viewpoints generally acknowledge him as a fixture of the site's history.
### 4. General Interests
Beyond the legalities and ethics of engine cloning, his posts often touch on:
* **Chess Databases:** He has frequently commented on the quality and commercialization of large chess game databases (e.g., Opening Master).
* **Psychology of Play:** He occasionally discusses the "personality" or playing style of engines rather than just their ELO or technical specifications.
**In summary:** If you encounter Rolf on TalkChess today, you are seeing a veteran observer who values the "art" of programming and is never afraid to stand alone against a community consensus.