All just my personal opinion
Robert Schumann’s Violin Concerto in D minor (WoO 1 [H/K WoO 23]), in the new recording with Isabelle Faust and the Freiburg Baroque Orchestra, directed by Pablo Heras-Casado, compared to a recording with Christian Tetzlaff and Paavo Järvi / RSO Frankfurt
Beethoven: Violin Concerto in D major, op.61 — comparing recordings with the following artists: Batiashvili (2007), Busch/Busch (1942), Faust/Abbado (2010), Francescatti/Walter (1961), Grumiaux/Galliera (1966), Heifetz/Munch (1955), Huberman/Szell (1934), Jansen/Järvi (2009), Kennedy (2007), Kopatchinskaja/Herreweghe (2009), Kreisler/Blech (1926), Kremer/Harnoncourt (1992), Menuhin/Furtwängler (1947), Milstein/Szell (1964), Mullova/Gardiner (2002), Oistrakh/Gauk (1952), Oistrakh/Cluytens (1959), Stern/Bernstein (1959), Szeryng/Schmidt-Isserstedt (1965), Suk/Konwitschny (1962), Tetzlaff/Zinman (2005), Zehetmair/Brüggen (1997)
Comparing recordings with the following artists: Müllejans/Bezuidenhout (2008), Tetzlaff/Vogt (2011), Oistrakh/Badura-Skoda (1972), Grumiaux/Haskil (1956)
Mendelssohn violin concerto op.64: Comparing recordings with the following artists: Kreisler/Blech (1926), Mullova/Gardiner (2002), Tetzlaff/Järvi (2008)
Just some fragmentary, amateurish thoughts on a complex topic of which a detailed discussion is way beyond the scope of a blog entry (I’m not qualified to provide comprehensive coverage of this topic anyway). When thinking about cultural and technological evolution since medieval times, it is common to assume / state that things happen at an exponential pace…