Address Seth’s feedback

Author: julienrf

blog/_posts/2021-12-14-sustainable-scala.md

@@ -225,7 +225,7 @@ relative to C, as well as the standard deviation:
 | Python | 89.33 | 113.79 |
 
 A similar table was shown by Rui Pereira _et. al_ [^4]. While we did not get 
-exactly the same numbers, the order of magnitudes remain the same.
+exactly the same numbers, the orders of magnitude remain the same.
 
 We now have an answer to our initial question, “where does Scala 
 stand in the picture?” According to these benchmarks, Scala is well positioned 
@@ -242,7 +242,7 @@ another study ran by Rui Pereira _et. al._ [^5]).
 
 We believe that the fact that Scala embraces several programming paradigms 
 is a strength. It makes it easy to write high-level code that reads well, 
-and it also makes it easy to write low-level that performs well.
+and it also makes it easy to write low-level code that performs well.
 
 ## Next steps