======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '541'
                                          'artist'  'Dave Stewart & Barbara Gaskin'
                                     'text_people'  ''
                                         'release'  'Progsoup 24'
                                           'title'  'The Sweetwater Sea'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['progressive rock', 'synthpop', 'new wave', 'synth pop', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '42'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '92.602'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Progsoup 24'
'TBPM' (BPM (beats per minute))                     '92.602'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'The Sweetwater Sea'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dave Stewart & Barbara Gaskin'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '42'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['progressive rock', 'synthpop', 'new wave', 'synth pop', 'pop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.49 dB'
'TXXX:replaygain_track_peak'                        '0.705499'

========================== row from database ==========================
                                              'id'  1414119
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 24/1373 dave stewart & barbara gasking -  the sweetwater sea.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  541
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  8660364
                                           'mtime'  1620736945
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1373 dave stewart barbara gasking the sweetwater sea rock cppex progressive;set pl progspace
                                      'tag_artist'  Dave Stewart & Barbara Gaskin
                                     'tag_release'  Progsoup 24
                                       'tag_title'  The Sweetwater Sea
                                             'bpm'  92.602
                                    'search_title'  'sea':3 'sweetwater':2 'the':1
                                   'search_artist'  'barbara':3 'dave':1 'gaskin':4 'stewart':2
                                  'search_release'  '24':2 'progsoup':1
                                     'search_rest'  '1373':3 'barbara':6 'classicprogpsy':1 'cppex':12 'dave':4 'gasking':7 'pl':17 'progressive':13,15 'progsoup':2 'progspace':18 'rock':11 'sea':10 'set':14,16 'stewart':5 'sweetwater':9 'the':8
                                    'search_combo'  '1373':12 '24':9C 'barbara':6B,15 'classicprogpsy':10 'cppex':21 'dave':4B,13 'gaskin':7B 'gasking':16 'pl':26 'progressive':22,24 'progsoup':8C,11 'progspace':27 'rock':20 'sea':3A,19 'set':23,25 'stewart':5B,14 'sweetwater':2A,18 'the':1A,17
                                    'tag_tracknum'  42
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'synthpop', 'new wave', 'synth pop', 'pop']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736944.789588  (2021-05-11 14:42:24)
                             'size'  8660364