Question
1. Speed: What is faster in speed to send/receive images? Base64 or loading images via url
2. Data: what will take up more data on users phone?
3. Image clarity: what will give us a better image?
Answer
Speed: depends on multiple factors like connectivity
Size: base64 takes up much more space
Image Clarity: files will give you more flexibility over quality and file size.
I recommend files.
