Slight wording adjustements

Author: badboy

1-must.md

@@ -2,8 +2,8 @@
 
 ## Send your travel info
 
-If you want to be picked up at the airport, please send us your travel details
-as soon as possible.
+If you need help upon arriving in the city, e.g. getting picked up from the airport or train station,
+please send us your travel details as soon as possible.
 
 ## Upload your slides
 

2-audience.md

@@ -9,8 +9,8 @@ RustFest is a community conference about the Rust programming language, which
 is relatively young, but has gathered some attention. It has especially found a
 way to engage new people in systems programming. Assume the audience to be a
 mix of experienced systems programmers and fresh people and try to cater to
-both. We also hope for a rather diverse audience and Berlin tech communities
-tend to take diversity seriously. (more on that later)
+both. We also hope for a rather diverse audience and the tech communities we interact with
+tend to take diversity seriously (more on that later).
 
 Be aware that many attendees will have an acceptable level of English skills,
 but will not have English as a first language. Thus you may consider avoiding

4-beginners.md

@@ -17,9 +17,10 @@ Constructing your talk as a series of arguments for your solution with one
 based on the other is definitely a good way to go! Make your central statements
 clearly visible!
 
-All talks at RustFest (except keynotes) will be 30-40 minutes talks or
-alternatively 25-35 minutes with questions and answers. You can select that
-yourself, even spontaneously. Please notify the current stage host before.
+All talks at RustFest (except keynotes) will be 15-30 minutes talks or
+alternatively 10-25 minutes with questions and answers.
+Please check the time slot assigned to you and let the team know as soon as possible
+if there are changes required.
 
 We have a packed program, please try not to overrun.
 
@@ -235,7 +236,7 @@ without resorting to those tricks makes your statements more memorable. Also
 remember that cursing, especially about other peoples words, can quickly be
 disrespectful.
 
-In my experience from 5 years of running conferences, the clearly-stated,
+In my experience from over 5 years of running conferences, the clearly-stated,
 well-constructed, well-spoken talks with a good measure of warmth and humor are
 the most remembered. Of the others, I remember only the jokes.