In this essay we cover OpenAI’s switch from GPT-4 to GPT-4o on April 30 2025; a leak revealing Samsung’s Galaxy S25 Edge specs ahead of its May 13 launch; SK Telecom’s data breach affecting 23 million subscribers in late April; Instrumentl’s $55 million funding round from Summit Partners; and the dates for Google I/O 2025 on May 20–21.
AI Breakthroughs
On April 30 2025, OpenAI retired GPT-4 and made GPT-4o the default in ChatGPT.
GPT-4o is a multimodal model that handles text, images, and audio natively.
Recent upgrades have boosted its instruction following and problem-solving skills.
Gadget Spotlight
A leak on April 28 revealed the Galaxy S25 Edge will use a Snapdragon 8 Elite chipset and a 200 MP main camera.
The phone measures just 5.8 mm thick, weighs 163 g, and features Gorilla Glass Ceramic 2 plus a titanium bezel.
Samsung plans to unveil it on May 13 2025, with preorders opening May 14.
Cybersecurity Roundup
On April 28, SK Telecom disclosed a malware-driven data breach impacting 23 million subscribers.
Its shares plunged 8.5%, marking the steepest one-day drop since March 2020.
The carrier offered free USIM replacements at 2,600+ stores and urged customers to join its USIM Protection Service.
Startup Funding
On April 23, Summit Partners invested $55 million in Instrumentl, an Oakland-based grant-management platform for nonprofits and universities .
Instrumentl will use the capital to enhance AI-driven data-extraction features that turn award letters into actionable insights .
The company has grown to over 4,500 clients and seen 80% annual revenue growth since 2020.
Upcoming Event
Google I/O 2025 runs May 20–21, streaming keynotes and sessions from Shoreline Amphitheatre in Mountain View .
Attendees can expect deep dives on Android 16, the Gemini AI platform, Wear OS 6 previews, and possible Pixel hardware .
Registration is free and open at io.google. more
