Ismael Velasco
Dev On A Journey

Dev On A Journey

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Ismael Velasco

Ismael Velasco

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Software engineer. Sustainability champion. Community builder. Diversity harnesser. Design thinker architecting impact through tech, research and social action.

How many emissions in a gigabyte of data?

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Aug 21, 20229 min read

It's complicated... · The Big Picture In my post on the green potential of event driven architectures and AsyncApi I noted that in 2022 4.8 zettabytes of...

How many emissions in a gigabyte of data?

Powering Distributed Computing On Renewable Energy

Mar 24, 202313 min read

Lessons from Bitcoin · 1. Electricity grid instability: the blindspot in carbon-aware computing There is a lot of ongoing work in exploring ways to tie...

Powering Distributed Computing On Renewable Energy

Fact check: Is Bitcoin catastrophic, insignificant or a strong net positive for the environment?

Mar 13, 202324 min read

In their extreme positions, all three of these assessments are misleading, and all three contain some nuggets of truth. Bitcoin is the most visible...

Fact check: Is Bitcoin catastrophic, insignificant or a strong net positive for the environment?

Looking back on 10 years of the Adora Foundation

Jan 2, 20231 min read

Looking back on 10 years of the Adora Foundation

Fact check: How Big Is WordPress?

Oct 29, 20227 min read

Is it actually "powering 40% of the web" and "over 455 million sites"? · I can think of marketing, economic, even historical reasons to care about the...

Fact check: How Big Is WordPress?

How big is the Worldwide Web (and where do the numbers come from)?

Oct 22, 20226 min read

A look under the hood · How many websites are there in the world? This could be considered a good quiz show question, with contestants choosing from...

How big is the Worldwide Web (and where do the numbers come from)?