One remarkable feature of Smalltalk is that you can save your current state and restore the app in exactly the same state later.
In normal applications, the user is dependent on the app developer having implemented this feature.
miniblog.
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I keep forgetting how powerful phones are: here's a demo of using external peripherals and developing applications on the device itself!
https://puri.sm/posts/the-simplicity-of-making-librem-5-apps/
I like writing web applications in memory managed languages because you shouldn't get pwned by RCE. RCE in Python from *just a number* is scary.
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3177
io_uring enables applications to submit multiple syscalls at once, and eBPF allows arbitrary execution inside the kernel!
https://thenewstack.io/how-io_uring-and-ebpf-will-revolutionize-programming-in-linux/