Offer from an org that is mostly operating in excel

I am a data analyst / scientist. Basically r an end user of data that at least is sitting on a platform before I can interrogate it / clean it etc. Have been interviewing for a role that sounds great but they just mentioned that they are in a transition phase and a lot of their important data is still in Excel. I would be in a management position here but have not been in this situation before. How dire …

analyst data data analyst datascience end user etc excel interviewing least platform role transition