Chapter1,FromLooseTypestoStrictTypes,discussestheproblemsdevelopersfacedbeforeTypeScriptwasintroduced,andwhatproblemsTypeScriptsolves.Wewilldothisbydiscussingloosetypesandtheirchallenges,andshowsomeexamplesofhowthesechallengeswerebeingtackledpreviouslyandwhyTypeScriptisabetterchoice