README.md in aspecto-opentelemetry-0.1.9 vs README.md in aspecto-opentelemetry-0.1.10

@@ -17,12 +17,10 @@
 
 ## Usage
 
 ### Rails Applications
 
-#### Configuration in Code
-
 Add this code to a new file `aspecto.rb` under `config/initializers/`:
 
 ```rb
 # config/initializers/aspecto.rb
 require 'aspecto/opentelemetry'
@@ -32,30 +30,12 @@
   c.aspecto_auth = '<YOUR_ASPECTO_TOKEN>'
   # c.sampling_ratio = 1.0 # [optional]: defaults to 1.0, use aspecto app to configure remotely
 end
 ```
 
-#### Configuration via Environment Variables
-
-In your Gemfile:
-
-```
-gem 'aspecto-opentelemetry', require: 'aspecto/auto_instrument'
-```
-
-And set environment variables:
-
-```
-OTEL_SERVICE_NAME=<YOUR_SERVICE_NAME>
-ASPECTO_AUTH=<YOUR_ASPECTO_TOKEN>
-# ASPECTO_SAMPLING_RATIO=1.0 # [optional]: defaults to 1.0, use aspecto app to configure remotely
-```
-
 ### Ruby Applications
 
-#### Configuration in Code
-
 Add this code after your require other gems:
 
 ```rb
 require 'aspecto/opentelemetry'
 
@@ -63,26 +43,9 @@
   c.service_name = '<YOUR_SERVICE_NAME>'
   c.aspecto_auth = '<YOUR_ASPECTO_TOKEN>'
   # c.env = '<CURRENT_ENVIRONMENT>' # [optional]: automatically detected for rails and sinatra
   # c.sampling_ratio = 1.0 # [optional]: defaults to 1.0, use aspecto app to configure remotely
 end
-```
-
-#### Configuration via Environment Variables
-
-Add this require statement after your require other gems:
-
-```rb
-require 'aspecto/auto_instrument'
-```
-
-And set environment variables:
-
-```
-OTEL_SERVICE_NAME=<YOUR_SERVICE_NAME>
-ASPECTO_AUTH=<YOUR_ASPECTO_TOKEN>
-# ASPECTO_ENV=<CURRENT_ENVIRONMENT> # [optional]: automatically detected for rails and sinatra
-# ASPECTO_SAMPLING_RATIO=1.0 # [optional]: defaults to 1.0, use aspecto app to configure remotely
 ```
 
 ### Shutdown
 
 Call this function when your application shuts down