[just-juan-post]

I think the first logical step is to quit your job as a software engineer. The carbon footprint created by all the compute time you use over your lifetime won't help your cause.

I would suggest becoming Amish.

[jolmg]

I think they're looking for the most cost-effective, not the least cost-effective.

[Lorenz-Kraft]

well ... there is certainly something in-between. Changing is mostly done in little steps.