======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '211'
                                          'artist'  'James Melton'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "Love Is Like A Breeze In May (Gern Hab' Ich Die Frau'n Geküsst - Lehar)"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['catchy', '1930s', '30s', 'old', 'ballad']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1945'
                                        'comments'  ''
                                           'genre'  'prerock-vocal'
                                             'bpm'  '116.992'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TBPM' (BPM (beats per minute))                     '116.992'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal'
'TDRC' (Recording time)                             '1945'
'TIT2' (Title/songname/content description)         "Love Is Like A Breeze In May (Gern Hab' Ich Die Frau'n Geküsst - Lehar)"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'James Melton'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['catchy', '1930s', '30s', 'old', 'ballad']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.29 dB'
'TXXX:replaygain_track_peak'                        '0.334078'

========================== row from database ==========================
                                              'id'  1519963
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1945/James Melton - Love Is Like A Breeze In May (Gern Hab_ Ich Die Frau_n Geküsst - Lehar) 1945.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  211
                                           'genre'  prerock-vocal
                                        'filesize'  4235058
                                           'mtime'  1620666504
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1945 Hab_ Frau_n 1945 prerock vocal
                                      'tag_artist'  James Melton
                                     'tag_release'  None
                                       'tag_title'  Love Is Like A Breeze In May (Gern Hab' Ich Die Frau'n Geküsst - Lehar)
                                             'bpm'  116.992
                                    'search_title'  'a':4 'breeze':5 'die':13 'frau':14 'fraun':16 'gekusst':17,18 'gern':8,9 'hab':10,11 'ich':12 'in':6 'is':2 'lehar':19,20 'like':3 'love':1 'may':7 'n':15
                                   'search_artist'  'james':1 'melton':2
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1945':6 'country':4 'exotica':2 'frau':8 'hab':7 'jazz':1 'n':9 'oldies':3 'prerock':10 'vocal':11
                                    'search_combo'  '00oldiepop':27 '1945':28 'a':4A 'breeze':5A 'country':26 'die':13A 'exotica':24 'frau':14A,30 'fraun':16A 'gekusst':17A,18A 'gern':8A,9A 'hab':10A,11A,29 'ich':12A 'in':6A 'is':2A 'james':21B 'jazz':23 'lehar':19A,20A 'like':3A 'love':1A 'may':7A 'melton':22B 'n':15A,31 'oldies':25 'prerock':32 'vocal':33
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['catchy', '1930s', '30s', 'old', 'ballad']
                                        'tag_date'  1945
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620666504.0395827  (2021-05-10 19:08:24)
                             'size'  4235058