May 27th, 2024 | Controlling the Taylor Swift Eras Tour wristbands with Flipper Zero
May 28, 2024
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This podcast discusses controlling Taylor Swift's wristbands with Flipper Zero, the death of big data, using JWTs for authentication, a ring of galaxies confounding astronomers, being priced out of home ownership, wi-fi-based positioning systems, and a possible link between tattoos and lymphoma.
17:52
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Quick takeaways
Reverse engineering Taylor Swift's tour wristbands for lighting effects
Shift in big data paradigm towards utility over size for data science roles
Clarifying terminology in computer systems for better communication and system design
Deep dives
Tech Behind Taylor Swift's Eris Tour Light Shows
Tech enthusiasts have scrutinized the PIXMob wristbands used in Taylor Swift's Eris tour for creating large-scale visual effects. These wristbands comprise RGB LEDs, a microcontroller, and an infrared diode that receives signals to produce colorful patterns. The Flipper Zero project emerged from reverse engineering efforts to manipulate these wristbands through their IR capabilities, demonstrated by changing the display color. Discussions in the comments focus on the technical aspects of IR-based lighting control systems at events like concerts, exploring integration with the DMX protocol and overcoming limitations of DMX-controlled systems.
Big Data Paradigm Shift
A former Google Big Carry engineer challenges the Big Data paradigm's relevance in 2023, emphasizing a shift from data size to utility due to technological advancements. The narrative highlights that vast data storage often surpasses actual workload requirements, with queries, customer interactions, and industry benchmarks supporting this claim. Comments debate effective interviewing approaches for data science roles, advocating for simplicity in data management and clarifying questions during interviews to avoid unnecessary complexity. The discussion also addresses the significance of real-world problem-solving and the selection of simpler technologies over complex ones in certain contexts.
Clearer Terminology for Authentication and Authorization
An argument is made for better clarity in computer system terminology by distinguishing between authentication and authorization, promoting the use of 'login' for authentication and 'permissions' for authorization to enhance communication and system design. The text criticizes ambiguous terms like 'auth' and 'auths,' highlighting their potential for confusion and poor software abstraction. In the comments, a debate ensues about the use of 'authorize' and 'authenticate' in access management, delving into language simplification benefits and technical nuances like OIDC identity providers and API calls, with discussions on identification, authentication, and authorization distinctions.
Wi-Fi-Based Positioning System Privacy Risks
An analysis of Apple's Wi-Fi positioning system reveals extensive privacy risks due to tracking potential via BSID locations, raising concerns about MAC address exploitation to gather geolocation data. Recommendations for improved privacy and efforts to mitigate vulnerabilities are discussed, addressing technical challenges and legislative solutions around MAC address leaks and open source firmware development. Comments also ponder the complexities of achieving secure systems, citing limitations in preventing address leaks and the need for consumer-friendly hardware design improvements.
Tattoo Ink's Possible Association with Lymphoma
Lund University researchers present a study suggesting a 21% higher risk of lymphoma in tattooed individuals, highlighting potential health implications of tattoos on the immune system. The study sparks discussions on tattoo ink regulations, health impacts, FDA regulation challenges, and international perspectives on ink safety. Commenters share insights on safe tattoo practices, ink toxicity, and the broader implications of tattoos on health and immune response.
This is a recap of the top 10 posts on Hacker News on May 27th, 2024.
This podcast was generated by wondercraft.ai
(00:36): Controlling the Taylor Swift Eras Tour wristbands with Flipper Zero Original post: https://news.ycombinator.com/item?id=40492515&utm_source=wondercraft_ai
(02:01): Big data is dead (2023) Original post: https://news.ycombinator.com/item?id=40488844&utm_source=wondercraft_ai
(03:55): Instead of “auth”, we should say “permissions” and “login” Original post: https://news.ycombinator.com/item?id=40491480&utm_source=wondercraft_ai
(05:27): The Internet Archive is under a DDoS attack Original post: https://news.ycombinator.com/item?id=40492264&utm_source=wondercraft_ai
(06:48): Should I use JWTs for authentication tokens?x Original post: https://news.ycombinator.com/item?id=40491694&utm_source=wondercraft_ai
(08:23): A 1.3B-light-year-across ring of galaxies has confounded astronomers Original post: https://news.ycombinator.com/item?id=40488206&utm_source=wondercraft_ai
(10:05): Priced out of home ownership Original post: https://news.ycombinator.com/item?id=40490610&utm_source=wondercraft_ai
(11:51): Tantivy – full-text search engine library inspired by Apache Lucene Original post: https://news.ycombinator.com/item?id=40492834&utm_source=wondercraft_ai
(13:33): Surveilling the masses with wi-fi-based positioning systems Original post: https://news.ycombinator.com/item?id=40492234&utm_source=wondercraft_ai
(15:19): Possible association between tattoos and lymphoma Original post: https://news.ycombinator.com/item?id=40489486&utm_source=wondercraft_ai
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