How does defining `IFS` here make the second statement more efficient than the first? ``` # Inefficient while read -r line; do echo "$line" done < file.tx

How does defining `IFS` here make the second statement more efficient than the first? ``` # Inefficient while read -r line; do echo "$line" done < file.txt # Efficient while IFS= read -r line; do echo "$line" done < file.txt ``` https://omid.dev/2024/06/19/advanced-shell-scripting-techniques-automating-complex-tasks-with-bash/#efficient-file-operations https://omid.dev/2024/06/19/advanced-shell-scripting-techniq...