======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '1053'
                                          'artist'  'Grobschnitt'
                                     'text_people'  ''
                                         'release'  'Progsoup 20'
                                           'title'  'Solar Music, Part 1'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['progressive', 'german', 'krautrock', 'rock', 'progressive rock', "
 "'psychedelic']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '30'
                                      'tracktotal'  ''
                                            'date'  '1974'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '95.348'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Progsoup 20'
'TBPM' (BPM (beats per minute))                     '95.348'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '1974'
'TIT2' (Title/songname/content description)         'Solar Music, Part 1'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Grobschnitt'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '30'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['progressive',
 'german',
 'krautrock',
 'rock',
 'progressive rock',
 'psychedelic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.03 dB'
'TXXX:replaygain_track_peak'                        '0.704644'

========================== row from database ==========================
                                              'id'  1413347
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 20/1153 grobschnitt -  solar music, part 1.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  1053
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  33703183
                                           'mtime'  1620736831
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1153 grobschnitt solar music, part rock cppex progressive;set pl progspace
                                      'tag_artist'  Grobschnitt
                                     'tag_release'  Progsoup 20
                                       'tag_title'  Solar Music, Part 1
                                             'bpm'  95.348
                                    'search_title'  '1':5 'music':2,3 'part':4 'solar':1
                                   'search_artist'  'grobschnitt':1
                                  'search_release'  '20':2 'progsoup':1
                                     'search_rest'  '1153':3 'classicprogpsy':1 'cppex':10 'grobschnitt':4 'music':6,7 'part':8 'pl':15 'progressive':11,13 'progsoup':2 'progspace':16 'rock':9 'set':12,14 'solar':5
                                    'search_combo'  '1':5A '1153':11 '20':8C 'classicprogpsy':9 'cppex':18 'grobschnitt':6B,12 'music':2A,3A,14,15 'part':4A,16 'pl':23 'progressive':19,21 'progsoup':7C,10 'progspace':24 'rock':17 'set':20,22 'solar':1A,13
                                    'tag_tracknum'  30
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['progressive', 'german', 'krautrock', 'rock', 'progressive rock', 'psychedelic']
                                        'tag_date'  1974
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736831.0810347  (2021-05-11 14:40:31)
                             'size'  33703183