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Grêmio coach Renato Gaúcho stirred debate in Brazil with comments downplaying his influence over performances. 'I'm not going to make anyone play better. Football can't be bought. You're born with it,' he said, reigniting discussion among fans and pundits about talent, coaching responsibility and his future at the club.

A student is asking for help understanding the Cauchy-Schwarz inequality proof in Claude Cohen-Tannoudji's quantum mechanics textbook, saying the argument does not feel logical or intuitive. The confusion centres on why the proof assumes a ket of psi in a particular way and how the value of lambda is chosen in the demonstration.

A conference of the Transnational Scholars for the Study of Gender and Sport has begun at Georg-August-Universität in Göttingen, Germany. Attendees are highlighting the programme, which includes talks by Sascha Due and Franziska Naja, and inviting others interested in research on gender and sport to follow the sessions.

People are asking each other whether they also hear geese, with posts in German tagging the birds, wildlife and nature. The question suggests flocks of geese are being heard overhead right now, prompting others to confirm they hear them too. It is a shared, seasonal wildlife moment — likely migrating or passing flocks — rather than a news event, and people are responding to check whether others notice the same sound.

The Verbraucherzentrale, Germany's consumer protection federation, is drawing increased online attention, ranking first in German search results. The organisation advises consumers on issues such as contracts, scams, energy prices and data protection, and regularly warns about fraudulent schemes affecting German households. No specific new campaign or warning is confirmed by the available information, so the exact subject of the current interest is not stated.

A Berlin-based IT specialist has announced he is looking for work, offering skills in Linux and Windows and pitching a holistic approach to moving companies from proprietary systems to free software, covering both client and server setups with a focus on the user perspective. The appeal is drawing modest attention in open-source circles, where discussions about migrating businesses away from Windows remain a recurring topic.

As winter approaches, more people in Germany are expected to travel by bus and train, and journeys do not always run smoothly. Attention is turning to Halti, an app designed to help passengers check timetables and cope with disruptions in local public transport when services falter.

Switzerland will begin issuing identity cards with a biometric chip in early November, aligning with EU travel requirements. The new cards store biometric data and are intended to facilitate travel within the European Union. Non-chipped identity cards will remain available alongside the biometric version, so citizens can choose whether to switch.

Apple is bringing its Apple Intelligence AI system to the Apple TV 4K in 2026, made possible by a new chip in the multimedia box. Reports say several AI features are expected to arrive with the update, and that older Apple TV models will also receive support at a later date. Tech commentators are discussing which functions will work on the device and which will not.

German electronics parts retailer blinkyparts says iFixit has offered to let it sell iFixit repair tools through its own online shop, with prices expected to be close to iFixit's own store. The company is polling its followers on whether to take the deal, asking a simple yay or nay. The post has drawn modest engagement, with respondents weighing in on whether stocking the repair kits fits the shop's range.

A user is asking fellow early risers for help turning a smart bulb into a daylight alarm clock to cope with dark winter mornings. They want to program the bulb to simulate sunrise before waking and are looking for recommendations on bulbs that work well for this purpose, inviting others to share their experiences with similar setups.

A free public event in Cologne on 3 November will feature talks on Jewish female lawyers in the Weimar Republic up to the Second World War, and on reparations. Organised with the North Rhine-Westphalia justice community, registration remains open until 27 October. The event is being recommended as worthwhile listening even for people without a legal background.

Posts in German are circulating on decentralized social networks encouraging users to boost Bitcoin-related content for greater reach, tagged with terms for cryptocurrency, investing and finance. The messages offer no specific news, price movement or event, instead serving as calls to amplify crypto-themed material. There is no indication of any concrete development driving the chatter.

Users discussing why webpages take a second to open at first but then load quickly are pointing to DNS name resolution rather than slow internet connections as the usual culprit. A simple test is recommended: open the same page twice in quick succession. If it appears instantly the second time, the delay is likely due to DNS, and switching to a faster resolver is the suggested fix.

A yellow-and-blue basketball court built in 2023 at the Albert-Gutzmann-Schule in Berlin-Wedding, which was also open to the neighbourhood, has been removed. The district office confirmed the dismantling is connected to renovation work at the school, and the court is to be rebuilt at a new location. Locals are discussing the loss of the popular community sports space.

A film screening scheduled for Saturday at 17:00, followed by a discussion, will probably also be accessible online, according to organisers behind the Radical Resilience project. They say more details will follow once available and invite anyone interested to send a direct message. The event is linked to HIQFF2026.