Verb conjugation of "valere" in Italian

Will you be online in 1 hour? I saw your translations and had some comments: rainbow is it 'arco iris' or one word arcoisris? Usually all words appear lower case. Sometimes it is uppercase. It all depends.
The last sentence is the hardest in the entire series. Writing may bore some people, but it is considered the best training in language learning. It is a skill that can lift you from intermediate to advanced level. Do not neglect it.
How do you like comics? I have actually never read them, but for learning a new language it is a great way; but the language often is not too correct. But it has mostly more advantages than drawbacks.