Save as URL doesn't work with unicode/emojis

[refset]

Uncaught DOMException: Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the Latin1 range.
    at https://fiddle.xtdb.com/public/js/compiled/app.js:3096:513
    at https://fiddle.xtdb.com/public/js/compiled/app.js:2960:120
    at iu (https://fiddle.xtdb.com/public/js/compiled/app.js:2926:249)
    at mu (https://fiddle.xtdb.com/public/js/compiled/app.js:2928:316)
    at yu (https://fiddle.xtdb.com/public/js/compiled/app.js:2944:38)
    at wu (https://fiddle.xtdb.com/public/js/compiled/app.js:2940:440)
    at https://fiddle.xtdb.com/public/js/compiled/app.js:2942:239
    at xu (https://fiddle.xtdb.com/public/js/compiled/app.js:2943:293)
    at b (https://fiddle.xtdb.com/public/js/compiled/app.js:2940:486)
    at b.port1.onmessage (https://fiddle.xtdb.com/public/js/compiled/app.js:2855:235)
(anonymous) @ app.js:2941
xu @ app.js:2943
yu @ app.js:2944
wu @ app.js:2940
(anonymous) @ app.js:2942
xu @ app.js:2943
b @ app.js:2940
b.port1.onmessage @ app.js:2855

[Akeboshiwind]

Here's a reasonable looking solution: https://developer.mozilla.org/en-US/docs/Glossary/Base64#the_unicode_problem

[mpisanko]

that should now work anyways