Jan 2, 2019 · 22m · a16z
a16z Podcast | What Comes After the Smartphone
gold bands on the timeline = statements, start to end. Hover to read, click to jump. CC turns on captions
In this episode of the a16z Podcast, host Michael Copeland and tech analysts Benedict Evans and Steven Sinofsky analyze the historical evolution of computing platforms and the maturity of the smartphone era. They explore how hardware S-curves drive innovation upward into cloud, IoT, and enterprise software layers to define the next phase of tech expansion.
How this conversation actually went
Every chapter scored 0–10 on four independent dynamics. Hover any point for the reasoning behind the score. How this is scored →
speaking balance: gold is the host, purple is the guest (3 minute bins)
Sinofsky gently reframes Evans' assertion that smartphones have become boring, noting instead that they have become predictable while innovation moves up the stack.
Hardest push from the host ▶ 3:39 Host pins down PC death claimMichael Copeland explicitly intervenes to demand clarity, pressing Evans to confirm if he is directly declaring the end of the PC world.
Biggest teaching moment ▶ 6:56 Mainframe MIPS historical lessonSinofsky delivers detailed historical metrics on mainframe compute power, revealing that peak mainframe MIPS across the entire global industry equaled only about 200 modern MacBooks.
The host holds their own ▶ 13:11 Host details smart home kit fragmentationsCopeland demonstrates strong domain understanding by highlighting the current friction in IoT where individual devices like door locks require dedicated hub routers and separate screens.
the scores for every segment, with the reasoning behind each
| Chapter | Topic | The host as informed peer | Guest teaching | Guest disagreement | The host pushing back | Why |
|---|---|---|---|---|---|---|
| Hardware Perception: iPhone, Surface, and S-Curve Maturity | 2 | 4 | 1 | 1 | Host Michael Copeland sets up the topic with a comparison between the iPhone and Microsoft Surface receptions, prompting Benedict Evans to explain S-curve maturity. The guest provides historical analogies about sailing ships and spy planes to explain tech obsolescence. Host interjects briefly to confirm whether Evans is calling the end of the PC era. | |
| Innovation Moving Up the Platform Stack | 0 | 5 | 1 | 0 | The host remains completely silent as Sinofsky and Evans dialogue back-to-back about innovation shifting up the platform stack to messaging and services. Because the host does not participate, host expertise and pushback scores are zero. Guests maintain a cooperative and insightful discussion. | |
| Historical Perspectives on Scale Across Computing Eras | 3 | 6 | 1 | 0 | Copeland opens with a question about whether market power shifts away from handset makers, prompting a historical masterclass from Sinofsky and Evans. Sinofsky contextualizes compute scale by comparing mainframe MIPS to modern MacBooks and tracing growth through word processors and PCs. The host chimes in with minor commentary while absorbing the historical overview. | |
| The Search for 10x Scale, IoT, and Cloud Integration | 4 | 4 | 1 | 1 | Copeland actively participates by exploring what comes after the smartphone, offering concrete examples of IoT fragmentation such as garage doors and lightbulbs needing separate hubs. Guests explain that IoT and cloud services extend existing smartphone chip architectures rather than creating a whole new 10x hardware paradigm. The dynamic is collaborative and analytical. | |
| Mobile Ecosystem Supremacy vs. Legacy PC Architecture | 1 | 6 | 1 | 0 | Evans and Sinofsky dominate the segment, explaining how mobile ARM ecosystems dwarf legacy Wintel architecture and draw all engineering talent. The host only offers brief verbal agreements while guests outline the decline of x86 dominance. | |
| The Future Tech Stack and Startup Opportunities | 3 | 5 | 0 | 0 | Copeland directs the conversation toward startup opportunities within the future stack. Evans maps the hardware and OS layers, while Sinofsky details B2B software opportunities built on cloud platforms like AWS and mobile OS targets. The episode concludes on an agreeable and forward-looking note. |