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Common Workflow Language (CWL) for astronomy data pipelines: pros and cons
This week, I learned CWL, which is a pipeline framework. Take this as an early write-up with limited experience. Previously, I used make files, xargs and bash scripts to identify computation steps to be done and execute the relevant commands. I use dynamic rules with pattern replacement. In that (software-building) framework, the files live next…
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MSCI World ETF value per consumer price index
Let’s consider the value of a piece of land, or a basket of goods over a year. The dollar or Euro number will fluctuate with inflation. What is more interesting is the value of a piece of land relative to the basket of goods you can buy with it – the consumer price index. I…
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To bring humans to Moon or to Mars?
To bring humans to Moon or to Mars? Either is a multi-decade task. This requires stable leadership and institutional knowledge. Components and people build on each other to achieve complex goals. The moon landing was a monumental achievement. The closest mental anologies are expeditions to the north and south pole, or high-altitute human tests in…