4. My use case was: If you have a some what fuzzy parsing problem that is harder than a single regexpr and needs backtracing, and then generate a report from it

4. My use case was: If you have a some what fuzzy parsing problem that is harder than a single regexpr and needs backtracing, and then generate a report from it. For these things TXR is great. If you want to do multi threading or best performance it's probably not the thing to use.