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	I’m emailing you* because you’re one of the most loyal patrons of Jacob’s Tech Tavern! It’s people like you who keep me motivated to keep churning out unique, ludicrously in-depth, and occasionally entertaining, articles every week. *Full disclosure, this is the automated email Substack promises to automatically send to my most engaged subscribers. So I really have no idea who this is going to. But thanks for being engaged! I’m offering a discount for my paid offering, so you can lock in 33% off for a year! Get 33% off for 1 year 🌟 Access Elite Hacks, my exclusive advanced content 🚀 Read my free articles a month before anyone else 🧵 Master concurrency with my course and advanced training Advance your career and have a laugh or two while doing so. If a single technique grows your career by 1%, membership has paid for itself! Upgrade today and instantly access my best-ever paywalled content: The 1-hour Swift Concurrency course Jacob Bartlett · July 8, 2025 “What’s the best way to learn modern Swift concurrency?” is one of the most common questions in the iOS community. Perhaps the most common question after “should I start with SwiftUI or UIKit?” Read full story The Swift Apple doesn't want you to know Jacob Bartlett · May 27, 2025 I’ve been writing Swift daily for nearly 10 years. I’m impostor syndrome-proof. I’ve seen it all. But every so often… I don’t know. Maybe I make a typo in Xcode that unearths forgotten creatures from the Mariana Trench of autocomplete. Perhaps I’m buying pet chimps on the darkweb and accidentally stumble upon a blog post containing arcane syntax. Read full story The Secret to Intuitively Understanding Swift Concurrency Jacob Bartlett · April 15, 2025 My first brush with Swift concurrency was in 2022, inheriting a small startup codebase as a 1-man-iOS-team. This project had everything: detached tasks in a web-scraping system, async streams listening to repositories, and a central actor that handled authentication. Read full story Solving The SwiftUI Interview Jacob Bartlett · December 10, 2024 This is a companion article to my piece A Tech Interview That Doesn’t Suck. If you enjoyed following along with the interview we designed, but you were left wanting to understand how you might ace the interview yourself, look no further! Read full story How to Learn the Swift Source Code Jacob Bartlett · July 22, 2025 Today I’m selling shovels. A treasure map. The equipment you need to tunnel through the Swift source code and mine out the nuggets of arcane knowledge reserved for C++ and compiler geeks. Read full story Apple Tried To Kill My Startup Jacob Bartlett · May 13, 2025 I’ve had a combative relationship with Apple in my writing career. Frankly, as the richest company in the world (erm, I think they’re still up there), they can probably cope with me taking a few potshots. Read full story Testimonials from Paid Subscribers “Great in-depth technical articles. I’m learning a lot from them, please keep it up” — Peter J “I’ve been following Jacob’s work since his talk at the NSLondon at Monzo. His articles are always great, and they really inspire me!” — Pedro A. “I like what Jacob does. We need more advanced content on Swift programming like his.” — Gojy S. “High-quality, up-to-date materials” — Marboh H. “Jacob shares valuable information in an easy-to-follow way” — Rachel S. “I find Jacob’s writing style very enthralling. He touches subjects that are rarely spoken about in the Tech industry, which I very much look forward to reading more of.” — Mihail D. “I really admire Jacob’s writing, especially the deep dive articles on Swift Method Dispatch, Core Image, and Async Testing. Really looking forward to learn more from him.” - Ayush M. Free Membership - Refer a Friend Jacob’s Tech Tavern also has a referral program! The first reward is easy: refer 1 friend as a free subscriber to unlock a complimentary month of full subscription worth $12. You can earn up to a full year of paid subscription if you achieve 20 referrals. Refer a friend Discounted Membership I offer concession subscription for students, developing country residents, or layoff victims, just message / email me directly for details. Get Your Company To Pay If your company has an L&D budget, use this email template and ask your manager to expense membership. If you want membership for your whole team, I offer a 30% group discount for 3+ seats. Get 30% off a group subscription Cheers again for joining Jacob’s Tech Tavern 🍺 © 2026 Jacob Bartlett Substack Inc., 548 Market Street PMB 72296 San Francisco, CA 94104