Doing what depends on the business - it can take some detective work to figure it out.
Then again, the detective work could quickly show this is someplace you don't want to be long-term.
In which case yeah, find something productive to do, or treat this as that paid learning time to build some new skills.
Best part of learning is test it's defensible ... "oh, I'm busy doing an assessment on the pros and cons of rewriting the system using node.js. "
Doing what depends on the business - it can take some detective work to figure it out.
Then again, the detective work could quickly show this is someplace you don't want to be long-term.
In which case yeah, find something productive to do, or treat this as that paid learning time to build some new skills.
Best part of learning is test it's defensible ... "oh, I'm busy doing an assessment on the pros and cons of rewriting the system using node.js. "