The Zevvlog

/ˈzeəvlɒg/ noun (s.)

an absurdly agreeable corner of the internet with memes, stories and updates from a British-baked mobile network.

The length of an SMS Part 2: More Encoding Adventures

21 Feb 2020

Did you read part 1? If not, you should definitely read part 1. To sum up: Computers only understand 1s and 0s (bits). A byte is 8 bits. Computers use bytes to represent things we understand, like the alphabet and emoji. How they do that is called encoding. Unicode exists;...

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Show me the money

31 Jan 2020

If you’re interested in what makes companies work, financial statements are like a window to their soul. Balance sheets are great, but only show you a snapshot in time and may have looked very different a week earlier. Profit and loss statements (P&L, also known as income statements), however, are...

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The length of an SMS Part 1: Bits of Encoding

24 Jan 2020

If you’ve ever wondered why a text message (or SMS for Short Message Service) is split in 2 (or 3 or 5), or why some texts are shorter than others; this post will go into some quirks of SMS and why that is. This was originally one long post, but...

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All about call records

17 Jan 2020

The first phones came in pairs, like wired walkie-talkies or fancy tin can telephones. If you took one and gave the other to Charlotte, you’d have a hard time if you wanted to talk with James. Eventually the idea of central exchange came about, stolen from the telegram industry (not...

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Rewarding rewards

10 Jan 2020

Reward programs feel good. Go about our shopping rituals and get rewarded for it, what’s not to like?! As far as I can tell, they date back to the 1700s in the US where copper tokens were given to shoppers to redeem on later purchases. Fast forward 300 years and...

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2020 vision

03 Jan 2020

Hello, and Happy New Year! It wouldn’t be a new year, let alone a new decade, without a bunch of yearly-review posts. Without further ado… The Zevvle story so far First things first… we launched a mobile network! After ~18 months in the works, that was an exciting day. Watching...

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