Microsoft recruiter reached out months after rejection

I interviewed at Microsoft back in November and wasn’t selected. A recruiter recently reached out saying I was on an internal list they were “keeping an eye on” and asked if I’m still interested. Is t

I interviewed at Microsoft back in November and wasn’t selected. A recruiter recently reached out saying I was on an internal list they were “keeping an eye on” and asked if I’m still interested. Is this usually just general pipeline maintenance? Or should I expect interviews to potentially restart soon? Asking because I’m currently out of prep mode and don’t want to get caught off guard if this turns into interviews quickly. Would appreciate insight from anyone who’s experienced something similar at Microsoft.