Update main.py

main.py

@@ -14,7 +14,7 @@ import transformers  # to load an LLM
 # Constants
 GREETING = (
     "Howdy! I'm an AI agent that uses [retrieval-augmented generation](https://en.wikipedia.org/wiki/Retrieval-augmented_generation) "
-    "to answer questions about published at [ASME IDETC](https://asmedigitalcollection.asme.org/IDETC-CIE). "
+    "to answer questions about research published at [ASME IDETC](https://asmedigitalcollection.asme.org/IDETC-CIE) within the last 10 years or so. "
     "I always try to cite my sources, but sometimes things get a little weird. "
     "What can I tell you about today?"
 )