Update README.md

README.md

@@ -33,7 +33,7 @@ PDFA dataset is a document dataset filtered from the SafeDocs corpus, aka CC-MAI
 ### Usage
 
 This instance of PDFA is in [webdataset](https://github.com/webdataset/webdataset/commits/main) .tar format and can be used with derived forms of the `webdataset` library.
-We recommend to use it with the [chug](https://github.com/huggingface/chug) library, an optimized library for distributed data loading.
+For dataloading, we recommend to use it with the [chug](https://github.com/huggingface/chug) library, an optimized library for distributed data loading.
 
 
 ```python
@@ -58,6 +58,7 @@ For faster download, you can use directly the `huggingface_hub` library. Make su
 ```
 On a normal setting, the 1.5TB can be downloaded in approximately 4 hours.
 
+### Efficient dataloading with `chug`
 
 # TODO The following example uses fitz which is AGPL. We should also recommend the same with pypdf.