Add comments about no further modifications

gordonwatts · web-flow · commit aa5c30ab4a65 · 2021-07-10T22:30:31.000-04:00
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 # pyhep-2021-SX-OpenDataDemo
  Talk and practice notebooks for the PyHEP 2021 Proposed Talk
+ 
+**NOTE** This repository was just just at the time of the talk at PyHEP. Improvements to these notebooks, and backend software, are getting tracked in [another repository](https://github.com/iris-hep/opendata-higgs-discovery) in the [iris-hep organization](https://github.com/iris-hep). There should be no further modificaitons to this repository!
 
 ## Using
 
