Creating something new from scratch implies a certain ratio of unpredictable issues (loosely defined in the scope of this post: new errors, regressions, warnings, ... any unexpected behavior one may encounter). Most important, a digital design developer needs to define somehow what he considers to be a project issue, before even thinking about how to react to it. Luckily, in #modernhw a few usual tools are available to ease the process as a whole. Let’s overview some of them.