Obfuscated text has a significant impact on performance

The Bug:

Obfuscated text has a significant impact on performance.

Steps to Reproduce:

1. Enable the debug graphs by pressing ALT+F3.
2. Display some obfuscated text in chat by running the command provided below multiple times.

   /tellraw @a {"text":"If you drop some soap on the floor, is the floor clean or is the soap dirty?","obfuscated":true,"color":"dark_purple"}
   

3. Observe the performance of the game closely.
4. Take note as to whether or not obfuscated text has a significant impact on performance.

Observed Behavior:

Obfuscated text has a significant impact on performance.

Expected Behavior:

Obfuscated text would not have a significant impact on performance.