eb2·3 lata temu·discussYes, Alex Gerko is the UKs biggest tax payer and regularly donates to schools/universities math departments
eb2·3 lata temu·discussSaying his project is very similar to tell.it is like saying hackernews is very similar to Facebook because they both have text boxes and a reply button.
eb2·3 lata temu·discussHave you considered that if your trackable focus time is mostly offline, you’re not the intended user?
eb2·3 lata temu·discussReally surprised nobody has said babbel, great app with a good mix of grammar, explanation, useful vocabulary and spaced repetition based review.
eb2·4 lata temu·discussYou don’t need parent because you can use a breadcrumb stack to track parents.You want sibling nodes otherwise you will have to traverse back to the root node sometimes to find a sibling.