Changes to reflect what is on SurveyHero.

Author: Kobzol

surveys/micro/2025-09-variadic-use-cases.md renamed to surveys/2025/variadic-generics-survey/2025-09-variadic-use-cases.md

@@ -23,18 +23,18 @@ let value: u32 = (0, 0.5, "hello", Some("hello"), false).do_stuff();
 
 See [Analysing variadics, and how to add them to Rust](https://poignardazur.github.io/2021/01/30/variadic-generics/) for a full overview of features associated with variadic generics, and possible use-cases.
 
-This survey is fully anonymous. The Rust survey team will go through the answers and release a summary on the Rust blog after the survey is complete. It's fairly short and should take less than 10 minutes to complete.
+This survey is fully anonymous and should take you approximately 5 minutes to complete.
 
 
 ### How long have you been using Rust?
 
 Type: select one (optional)
 
-    Never
-    Zero to two years
-    Two to four years
-    Four to six years
-    More than six years
+- Never
+- Zero to two years
+- Two to four years
+- Four to six years
+- More than six years
 
 
 ### Have you heard about variadic generics before?
@@ -59,7 +59,7 @@ Type: select one
 - Yes
 - No [`NEXT`](#variadic-type-mappings)
 
-### Can you give more details about the project?
+### Can you give more details about the use-case?
 
 Please write a description of the project and what you would have needed variadics for.
 Be as detailed as you like, more detail is better.
@@ -90,7 +90,7 @@ let opened_gifts = my_gift_boxes.unwrap_all();
 assert_eq!(opened_gifts, (1, true, "hello"));
 ```
 
-In that example, the trait `UnwrapAll` maps `u32, bool, &str` to `Option<u32>, Option<bool>, Option<&str>`.
+In the above example, the trait `UnwrapAll` maps `(Option<u32>, Option<bool>, Option<&str>)` to `(u32, bool, &str)`.
 
 ### Are there cases where variadic mappings would have made your project easier?
 
@@ -104,7 +104,9 @@ Type: select one
 
 Be as detailed as you like, more detail is better.
 
-If it's the same project as before, you can include more details about how you would have used variadic mappings specifically.
+If it is the same project as before, you can include more details about how you would have used variadic mappings specifically.
+
+If you do not have anything to add, leave the answer empty.
 
 Type: free text (optional)
 
@@ -141,6 +143,8 @@ Be as detailed as you like, more detail is better.
 
 If it's the same project as before, you can include more details about how you would have used non-linear variadics specifically.
 
+If you do not have anything to add, leave the answer empty.
+
 Type: free text (optional)