======================== unified (from filesystem) ========================
                                         'bitrate'  '150.816'
                                        'duration'  '616'
                                          'artist'  'St Germain'
                                     'text_people'  ''
                                         'release'  'Boulevard'
                                           'title'  'Sentimental Mood'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['acid jazz', 'chillout', 'lounge', 'electronic', 'jazz']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '122.068'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Boulevard'
'TBPM' (BPM (beats per minute))                     '122.068'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TIT2' (Title/songname/content description)         'Sentimental Mood'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'St Germain'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['acid jazz', 'chillout', 'lounge', 'electronic', 'jazz']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.09 dB'
'TXXX:replaygain_track_peak'                        '1.019772'

========================== row from database ==========================
                                              'id'  1329434
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/St Germain - St.Germain/Boulevard/St Germain - Sentimental Mood - 05.mp3
                                         'working'  None
                                         'bitrate'  150
                                    'duration_sec'  616
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  11629127
                                           'mtime'  1636910936
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip St.Germain 05 electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  St Germain
                                     'tag_release'  Boulevard
                                       'tag_title'  Sentimental Mood
                                             'bpm'  122.068
                                    'search_title'  'mood':2 'sentimental':1
                                   'search_artist'  'germain':2 'st':1
                                  'search_release'  'boulevard':1
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 'acid':11 'downtempo':10 'electronic':6 'germain':4 'hop':8 'jazz':12 'or':9 'st':3 'stgermain':5 'trip':7
                                    'search_combo'  '00poprockelectronic':6 '00trip':7 'acid':16 'boulevard':5C 'downtempo':15 'electronic':11 'germain':4B,9 'hop':13 'jazz':17 'mood':2A 'or':14 'sentimental':1A 'st':3B,8 'stgermain':10 'trip':12
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['acid jazz', 'chillout', 'lounge', 'electronic', 'jazz']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636910936.3299527  (2021-11-14 18:28:56)
                             'size'  11629127